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10491520002 = 232356374209
BaseRepresentation
bin10011100010101011…
…11110010000000010
31000002011122102210220
421301111332100002
5132441312120002
64453021403510
7520663306605
oct116125762002
930064572726
1010491520002
1144a420a297
122049709596
13cb2793802
1471754c33c
154160ed7bc
hex27157e402

10491520002 has 16 divisors (see below), whose sum is σ = 20984213280. Its totient is φ = 3496977792.

The previous prime is 10491519967. The next prime is 10491520049. The reversal of 10491520002 is 20002519401.

It is a super-2 number, since 2×104915200022 (a number of 21 digits) contains 22 as substring.

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, 104274 + ... + 178482.

It is an arithmetic number, because the mean of its divisors is an integer number (1311513330).

Almost surely, 210491520002 is an apocalyptic number.

10491520002 is an abundant number, since it is smaller than the sum of its proper divisors (10492693278).

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

10491520002 is a wasteful number, since it uses less digits than its factorization.

10491520002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97777.

The product of its (nonzero) digits is 720, while the sum is 24.

The spelling of 10491520002 in words is "ten billion, four hundred ninety-one million, five hundred twenty thousand, two".

Divisors: 1 2 3 6 23563 47126 70689 74209 141378 148418 222627 445254 1748586667 3497173334 5245760001 10491520002