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11613676530 = 235421919531
BaseRepresentation
bin10101101000011101…
…01010001111110010
31002222101011220011210
422310032222033302
5142241100122110
65200225220550
7560540423151
oct126416521762
932871156153
1011613676530
114a1a688085
122301491756
131131101361
147c25b7598
1547e8ae520
hex2b43aa3f2

11613676530 has 32 divisors (see below), whose sum is σ = 27939060288. Its totient is φ = 3089620800.

The previous prime is 11613676493. The next prime is 11613676549. The reversal of 11613676530 is 3567631611.

It is a happy 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, 447136 + ... + 472395.

It is an arithmetic number, because the mean of its divisors is an integer number (873095634).

Almost surely, 211613676530 is an apocalyptic number.

11613676530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11613676530 is an abundant number, since it is smaller than the sum of its proper divisors (16325383758).

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

11613676530 is a wasteful number, since it uses less digits than its factorization.

11613676530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919962.

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 11613676530 in words is "eleven billion, six hundred thirteen million, six hundred seventy-six thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 421 842 1263 2105 2526 4210 6315 12630 919531 1839062 2758593 4597655 5517186 9195310 13792965 27585930 387122551 774245102 1161367653 1935612755 2322735306 3871225510 5806838265 11613676530