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57995548432 = 24231737511213
BaseRepresentation
bin110110000000110011…
…011101011100010000
312112200210212010010021
4312000303131130100
51422233330022212
642350501513224
74122120012403
oct660063353420
9175623763107
1057995548432
1122660a7aa18
12b2a6712814
1356133b4883
142b42599d3a
1517967b1307
hexd80cdd710

57995548432 has 80 divisors (see below), whose sum is σ = 118184007168. Its totient is φ = 27517248000.

The previous prime is 57995548417. The next prime is 57995548439. The reversal of 57995548432 is 23484559975.

It is not an unprimeable number, because it can be changed into a prime (57995548439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47811058 + ... + 47812270.

Almost surely, 257995548432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57995548432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59092003584).

57995548432 is an abundant number, since it is smaller than the sum of its proper divisors (60188458736).

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

57995548432 is a wasteful number, since it uses less digits than its factorization.

57995548432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168 (or 2162 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 61.

The spelling of 57995548432 in words is "fifty-seven billion, nine hundred ninety-five million, five hundred forty-eight thousand, four hundred thirty-two".

Divisors: 1 2 4 8 16 23 46 92 173 184 346 368 692 751 1213 1384 1502 2426 2768 3004 3979 4852 6008 7958 9704 12016 15916 17273 19408 27899 31832 34546 55798 63664 69092 111596 129923 138184 209849 223192 259846 276368 419698 446384 519692 839396 910963 1039384 1678792 1821926 2078768 2988229 3357584 3643852 4826527 5976458 7287704 9653054 11952916 14575408 19306108 20952149 23905832 38612216 41904298 47811664 77224432 83808596 157596599 167617192 315193198 335234384 630386396 1260772792 2521545584 3624721777 7249443554 14498887108 28997774216 57995548432