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30426272976 = 2431171811627
BaseRepresentation
bin11100010101100011…
…000001010011010000
32220112110101210222010
4130111203001103100
5444303111213401
621551100342520
72124664024131
oct342543012320
986473353863
1030426272976
11119a3924250
125a91844a40
132b3b7a5128
141688ccbc88
15bd127bed6
hex7158c14d0

30426272976 has 80 divisors (see below), whose sum is σ = 86954577408. Its totient is φ = 9090211200.

The previous prime is 30426272957. The next prime is 30426272993. The reversal of 30426272976 is 67927262403.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 368326 + ... + 443301.

Almost surely, 230426272976 is an apocalyptic number.

It is an amenable number.

30426272976 is an abundant number, since it is smaller than the sum of its proper divisors (56528304432).

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

30426272976 is a wasteful number, since it uses less digits than its factorization.

30426272976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811720 (or 811714 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 30426272976 in words is "thirty billion, four hundred twenty-six million, two hundred seventy-two thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 71 88 132 142 176 213 264 284 426 528 568 781 852 1136 1562 1704 2343 3124 3408 4686 6248 9372 12496 18744 37488 811627 1623254 2434881 3246508 4869762 6493016 8927897 9739524 12986032 17855794 19479048 26783691 35711588 38958096 53567382 57625517 71423176 107134764 115251034 142846352 172876551 214269528 230502068 345753102 428539056 461004136 633880687 691506204 922008272 1267761374 1383012408 1901642061 2535522748 2766024816 3803284122 5071045496 7606568244 10142090992 15213136488 30426272976