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88890953996 = 221389145313219
BaseRepresentation
bin101001011001001010…
…0000101000100001100
322111102222000100000102
41102302110011010030
52424022041011441
6104500321350232
76264541433165
oct1226224050414
9274388010012
1088890953996
1134775698449
1215289498378
1384c8125040
1444338c676c
1524a3d0a69b
hex14b250510c

88890953996 has 48 divisors (see below), whose sum is σ = 169536981600. Its totient is φ = 40534636032.

The previous prime is 88890953993. The next prime is 88890954017. The reversal of 88890953996 is 69935909888.

It is not an unprimeable number, because it can be changed into a prime (88890953993) 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 15 ways as a sum of consecutive naturals, for example, 6717875 + ... + 6731093.

It is an arithmetic number, because the mean of its divisors is an integer number (3532020450).

Almost surely, 288890953996 is an apocalyptic number.

It is an amenable number.

88890953996 is a deficient number, since it is larger than the sum of its proper divisors (80646027604).

88890953996 is a wasteful number, since it uses less digits than its factorization.

88890953996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14778 (or 14776 counting only the distinct ones).

The product of its (nonzero) digits is 302330880, while the sum is 74.

The spelling of 88890953996 in words is "eighty-eight billion, eight hundred ninety million, nine hundred fifty-three thousand, nine hundred ninety-six".

Divisors: 1 2 4 13 26 52 89 178 356 1157 1453 2314 2906 4628 5812 13219 18889 26438 37778 52876 75556 129317 171847 258634 343694 517268 687388 1176491 1681121 2352982 3362242 4705964 6724484 15294383 19207207 30588766 38414414 61177532 76828828 249693691 499387382 998774764 1709441423 3418882846 6837765692 22222738499 44445476998 88890953996