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49285320 = 23357232551
BaseRepresentation
bin1011110000000…
…0100011001000
310102201221202020
42330000203020
5100104112240
64520204440
71135626660
oct274004310
9112657666
1049285320
1125902877
1214609720
13a298016
14678d1a0
1544d80d0
hex2f008c8

49285320 has 128 divisors (see below), whose sum is σ = 176394240. Its totient is φ = 10771200.

The previous prime is 49285309. The next prime is 49285333. The reversal of 49285320 is 2358294.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18045 + ... + 20595.

It is an arithmetic number, because the mean of its divisors is an integer number (1378080).

Almost surely, 249285320 is an apocalyptic number.

49285320 is a gapful number since it is divisible by the number (40) 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 49285320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88197120).

49285320 is an abundant number, since it is smaller than the sum of its proper divisors (127108920).

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

49285320 is a wasteful number, since it uses less digits than its factorization.

49285320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595 (or 2591 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 49285320 is about 7020.3504186045. The cubic root of 49285320 is about 366.6394506888.

The spelling of 49285320 in words is "forty-nine million, two hundred eighty-five thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 23 24 28 30 35 40 42 46 56 60 69 70 84 92 105 115 120 138 140 161 168 184 210 230 276 280 322 345 420 460 483 552 644 690 805 840 920 966 1288 1380 1610 1932 2415 2551 2760 3220 3864 4830 5102 6440 7653 9660 10204 12755 15306 17857 19320 20408 25510 30612 35714 38265 51020 53571 58673 61224 71428 76530 89285 102040 107142 117346 142856 153060 176019 178570 214284 234692 267855 293365 306120 352038 357140 410711 428568 469384 535710 586730 704076 714280 821422 880095 1071420 1173460 1232133 1408152 1642844 1760190 2053555 2142840 2346920 2464266 3285688 3520380 4107110 4928532 6160665 7040760 8214220 9857064 12321330 16428440 24642660 49285320