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16426112655 = 351957635483
BaseRepresentation
bin11110100110001001…
…01001011010001111
31120101202121222110210
433103010221122033
5232120041101110
611313540333503
71121024440161
oct172304513217
946352558423
1016426112655
116a6a126617
1232250a4293
13171a13b2b4
14b1b7b2931
15662116520
hex3d312968f

16426112655 has 16 divisors (see below), whose sum is σ = 27665032320. Its totient is φ = 8299509408.

The previous prime is 16426112639. The next prime is 16426112713. The reversal of 16426112655 is 55621162461.

It is not a de Polignac number, because 16426112655 - 24 = 16426112639 is a prime.

It is a super-2 number, since 2×164261126552 (a number of 21 digits) contains 22 as substring.

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, 28817457 + ... + 28818026.

It is an arithmetic number, because the mean of its divisors is an integer number (1729064520).

Almost surely, 216426112655 is an apocalyptic number.

16426112655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16426112655 is a deficient number, since it is larger than the sum of its proper divisors (11238919665).

16426112655 is a wasteful number, since it uses less digits than its factorization.

16426112655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57635510.

The product of its digits is 86400, while the sum is 39.

The spelling of 16426112655 in words is "sixteen billion, four hundred twenty-six million, one hundred twelve thousand, six hundred fifty-five".

Divisors: 1 3 5 15 19 57 95 285 57635483 172906449 288177415 864532245 1095074177 3285222531 5475370885 16426112655