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23079078275 = 521191612
BaseRepresentation
bin10101011111100111…
…101100100110000011
32012120102100122120212
4111133213230212003
5334231221001100
614334040424335
71444630633331
oct253747544603
965512318525
1023079078275
1198735a1110
1245811780ab
13223a588b46
14118d1d4b51
15901230635
hex55f9ec983

23079078275 has 18 divisors (see below), whose sum is σ = 31223106876. Its totient is φ = 16782952000.

The previous prime is 23079078241. The next prime is 23079078299. The reversal of 23079078275 is 57287097032.

It is not a de Polignac number, because 23079078275 - 210 = 23079077251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2514695 + ... + 2523855.

Almost surely, 223079078275 is an apocalyptic number.

23079078275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23079078275 is a deficient number, since it is larger than the sum of its proper divisors (8144028601).

23079078275 is an frugal number, since it uses more digits than its factorization.

23079078275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18343 (or 9177 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 50.

The spelling of 23079078275 in words is "twenty-three billion, seventy-nine million, seventy-eight thousand, two hundred seventy-five".

Divisors: 1 5 11 25 55 275 9161 45805 100771 229025 503855 2519275 83923921 419619605 923163131 2098098025 4615815655 23079078275