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9930312401052 = 22319241180721999
BaseRepresentation
bin1001000010000001010010…
…1111100100000010011100
31022011022212112201102122010
42100200110233210002130
52300144234433313202
633041531133551220
72043304253464011
oct220402457440234
938138775642563
109930312401052
11318947051653a
121144689645510
13570569661384
142648b5bd7708
1512349be9076c
hex90814be409c

9930312401052 has 48 divisors (see below), whose sum is σ = 24491445440000. Its totient is φ = 3122876125440.

The previous prime is 9930312401011. The next prime is 9930312401099. The reversal of 9930312401052 is 2501042130399.

It is a super-2 number, since 2×99303124010522 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9930312401052.

It is a congruent number.

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, 90306052 + ... + 90415947.

Almost surely, 29930312401052 is an apocalyptic number.

It is an amenable number.

9930312401052 is an abundant number, since it is smaller than the sum of its proper divisors (14561133038948).

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

9930312401052 is a wasteful number, since it uses less digits than its factorization.

9930312401052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180722266 (or 180722264 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The spelling of 9930312401052 in words is "nine trillion, nine hundred thirty billion, three hundred twelve million, four hundred one thousand, fifty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 241 482 723 964 1446 2892 4579 9158 13737 18316 27474 54948 180721999 361443998 542165997 722887996 1084331994 2168663988 3433717981 6867435962 10301153943 13734871924 20602307886 41204615772 43554001759 87108003518 130662005277 174216007036 261324010554 522648021108 827526033421 1655052066842 2482578100263 3310104133684 4965156200526 9930312401052