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20459041016 = 2310923462203
BaseRepresentation
bin10011000011011101…
…000011000011111000
31221210211021222010212
4103003131003003320
5313400003303031
613222044130252
71322664656621
oct230335030370
957724258125
1020459041016
118749660367
123b6b836988
131c1081b83b
14dc1258a48
157eb1e312b
hex4c37430f8

20459041016 has 16 divisors (see below), whose sum is σ = 38712636600. Its totient is φ = 10135671264.

The previous prime is 20459040977. The next prime is 20459041033. The reversal of 20459041016 is 61014095402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11730230 + ... + 11731973.

Almost surely, 220459041016 is an apocalyptic number.

It is an amenable number.

20459041016 is a deficient number, since it is larger than the sum of its proper divisors (18253595584).

20459041016 is a wasteful number, since it uses less digits than its factorization.

20459041016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23462318 (or 23462314 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 20459041016 in words is "twenty billion, four hundred fifty-nine million, forty-one thousand, sixteen".

Divisors: 1 2 4 8 109 218 436 872 23462203 46924406 93848812 187697624 2557380127 5114760254 10229520508 20459041016