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102280976382976 = 210176918502917
BaseRepresentation
bin10111010000011000100101…
…010000111011110000000000
3111102010222002002210112101121
4113100120211100323300000
5101401232414423223401
61001311122030442024
730354361641404446
oct2720304520736000
9442128062715347
10102280976382976
112a654133788216
12b57a8a4063314
13450c0931bc8a1
141b385d607cb96
15bc5869ca8ca1
hex5d062543bc00

102280976382976 has 88 divisors (see below), whose sum is σ = 216802573506576. Its totient is φ = 48062562631680.

The previous prime is 102280976382967. The next prime is 102280976382983. The reversal of 102280976382976 is 679283679082201.

It is a super-3 number, since 3×1022809763829763 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7777470 + ... + 16280386.

Almost surely, 2102280976382976 is an apocalyptic number.

102280976382976 is a gapful number since it is divisible by the number (16) 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 102280976382976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108401286753288).

102280976382976 is an abundant number, since it is smaller than the sum of its proper divisors (114521597123600).

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

102280976382976 is an equidigital number, since it uses as much as digits as its factorization.

102280976382976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8503645 (or 8503627 counting only the distinct ones).

The product of its (nonzero) digits is 219469824, while the sum is 70.

The spelling of 102280976382976 in words is "one hundred two trillion, two hundred eighty billion, nine hundred seventy-six million, three hundred eighty-two thousand, nine hundred seventy-six".

Divisors: 1 2 4 8 16 17 32 34 64 68 128 136 256 272 512 544 691 1024 1088 1382 2176 2764 4352 5528 8704 11056 11747 17408 22112 23494 44224 46988 88448 93976 176896 187952 353792 375904 707584 751808 1503616 3007232 6014464 8502917 12028928 17005834 34011668 68023336 136046672 144549589 272093344 289099178 544186688 578198356 1088373376 1156396712 2176746752 2312793424 4353493504 4625586848 5875515647 8706987008 9251173696 11751031294 18502347392 23502062588 37004694784 47004125176 74009389568 94008250352 99883765999 148018779136 188016500704 199767531998 376033001408 399535063996 752066002816 799070127992 1504132005632 1598140255984 3008264011264 3196280511968 6016528022528 6392561023936 12785122047872 25570244095744 51140488191488 102280976382976