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48389880 = 23357115237
BaseRepresentation
bin1011100010010…
…1111011111000
310101001110102210
42320211323320
544341434010
64445055120
71125210240
oct270457370
9111043383
1048389880
1125351040
12142574a0
13a043586
1465d8b20
1543acb20
hex2e25ef8

48389880 has 128 divisors (see below), whose sum is σ = 181025280. Its totient is φ = 10053120.

The previous prime is 48389863. The next prime is 48389899. The reversal of 48389880 is 8898384.

It is a happy number.

It is a super-3 number, since 3×483898803 (a number of 24 digits) contains 333 as substring.

It is a congruent 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, 6622 + ... + 11858.

It is an arithmetic number, because the mean of its divisors is an integer number (1414260).

Almost surely, 248389880 is an apocalyptic number.

48389880 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 48389880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90512640).

48389880 is an abundant number, since it is smaller than the sum of its proper divisors (132635400).

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

48389880 is a wasteful number, since it uses less digits than its factorization.

48389880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5269 (or 5265 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 48389880 is about 6956.2834904854. The cubic root of 48389880 is about 364.4054372235.

The spelling of 48389880 in words is "forty-eight million, three hundred eighty-nine thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 11 12 14 15 20 21 22 24 28 30 33 35 40 42 44 55 56 60 66 70 77 84 88 105 110 120 132 140 154 165 168 210 220 231 264 280 308 330 385 420 440 462 616 660 770 840 924 1155 1320 1540 1848 2310 3080 4620 5237 9240 10474 15711 20948 26185 31422 36659 41896 52370 57607 62844 73318 78555 104740 109977 115214 125688 146636 157110 172821 183295 209480 219954 230428 288035 293272 314220 345642 366590 403249 439908 460856 549885 576070 628440 691284 733180 806498 864105 879816 1099770 1152140 1209747 1382568 1466360 1612996 1728210 2016245 2199540 2304280 2419494 3225992 3456420 4032490 4399080 4838988 6048735 6912840 8064980 9677976 12097470 16129960 24194940 48389880