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82498000 = 24531319167
BaseRepresentation
bin1001110101011…
…01000111010000
312202020022222111
410322231013100
5132104414000
612104115104
72021135644
oct472550720
9182208874
1082498000
1142627a72
1223765a94
13141263b0
14ad56c24
157398cba
hex4ead1d0

82498000 has 160 divisors (see below), whose sum is σ = 227485440. Its totient is φ = 28684800.

The previous prime is 82497949. The next prime is 82498001. The reversal of 82498000 is 89428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82498001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 493917 + ... + 494083.

It is an arithmetic number, because the mean of its divisors is an integer number (1421784).

Almost surely, 282498000 is an apocalyptic number.

82498000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82498000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113742720).

82498000 is an abundant number, since it is smaller than the sum of its proper divisors (144987440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82498000 is a wasteful number, since it uses less digits than its factorization.

82498000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 82498000 is about 9082.8409652487. The cubic root of 82498000 is about 435.3258667170.

The spelling of 82498000 in words is "eighty-two million, four hundred ninety-eight thousand".

Divisors: 1 2 4 5 8 10 13 16 19 20 25 26 38 40 50 52 65 76 80 95 100 104 125 130 152 167 190 200 208 247 250 260 304 325 334 380 400 475 494 500 520 650 668 760 835 950 988 1000 1040 1235 1300 1336 1520 1625 1670 1900 1976 2000 2171 2375 2470 2600 2672 3173 3250 3340 3800 3952 4175 4342 4750 4940 5200 6175 6346 6500 6680 7600 8350 8684 9500 9880 10855 12350 12692 13000 13360 15865 16700 17368 19000 19760 20875 21710 24700 25384 26000 30875 31730 33400 34736 38000 41249 41750 43420 49400 50768 54275 61750 63460 66800 79325 82498 83500 86840 98800 108550 123500 126920 158650 164996 167000 173680 206245 217100 247000 253840 271375 317300 329992 334000 396625 412490 434200 494000 542750 634600 659984 793250 824980 868400 1031225 1085500 1269200 1586500 1649960 2062450 2171000 3173000 3299920 4124900 4342000 5156125 6346000 8249800 10312250 16499600 20624500 41249000 82498000