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25141665013892 = 2274328577308989
BaseRepresentation
bin1011011011101110000000…
…00000110010000010000100
310022000112000212021222111022
411231313000000302002010
511243410112220421032
6125245531011330312
75203265616362210
oct555670000620204
9108015025258438
1025141665013892
11801357a505279
1229a07588b0998
131104b05b86bbb
1462cc1240b940
152d8ed456b512
hex16ddc0032084

25141665013892 has 48 divisors (see below), whose sum is σ = 51470726186880. Its totient is φ = 10520732742912.

The previous prime is 25141665013889. The next prime is 25141665013951. The reversal of 25141665013892 is 29831056614152.

It is a super-2 number, since 2×251416650138922 (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214667 + ... + 7094322.

It is an arithmetic number, because the mean of its divisors is an integer number (1072306795560).

Almost surely, 225141665013892 is an apocalyptic number.

It is an amenable number.

25141665013892 is an abundant number, since it is smaller than the sum of its proper divisors (26329061172988).

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

25141665013892 is a wasteful number, since it uses less digits than its factorization.

25141665013892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311900 (or 7311898 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 25141665013892 in words is "twenty-five trillion, one hundred forty-one billion, six hundred sixty-five million, thirteen thousand, eight hundred ninety-two".

Divisors: 1 2 4 7 14 28 43 86 172 301 602 1204 2857 5714 11428 19999 39998 79996 122851 245702 491404 859957 1719914 3439828 7308989 14617978 29235956 51162923 102325846 204651692 314286527 628573054 1257146108 2200005689 4400011378 8800022756 20881781573 41763563146 83527126292 146172471011 292344942022 584689884044 897916607639 1795833215278 3591666430556 6285416253473 12570832506946 25141665013892