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13051065434 = 2113407174121
BaseRepresentation
bin11000010011110011…
…10111010001011010
31020200112212211001212
430021321313101122
5203212033043214
65555013343122
7641263140311
oct141171672132
936615784055
1013051065434
115597a936a0
122642937aa2
1312ccb41034
148bb45d278
15515b8c53e
hex309e7745a

13051065434 has 16 divisors (see below), whose sum is σ = 21362679936. Its totient is φ = 5930527200.

The previous prime is 13051065371. The next prime is 13051065451. The reversal of 13051065434 is 43456015031.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13051065434.

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, 12107 + ... + 162014.

It is an arithmetic number, because the mean of its divisors is an integer number (1335167496).

Almost surely, 213051065434 is an apocalyptic number.

13051065434 is a deficient number, since it is larger than the sum of its proper divisors (8311614502).

13051065434 is a wasteful number, since it uses less digits than its factorization.

13051065434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177541.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 13051065434 in words is "thirteen billion, fifty-one million, sixty-five thousand, four hundred thirty-four".

Divisors: 1 2 11 22 3407 6814 37477 74954 174121 348242 1915331 3830662 593230247 1186460494 6525532717 13051065434