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12877831153 = 1119149413533
BaseRepresentation
bin10111111111001010…
…00001101111110001
31020020110220121022101
423333211001233301
5202333211044103
65525504340401
7634060521145
oct137745015761
936213817271
1012877831153
115509222170
1225b4914701
1312a2c98845
148a2447225
1550586da1d
hex2ff941bf1

12877831153 has 16 divisors (see below), whose sum is σ = 14887224000. Its totient is φ = 11016492480.

The previous prime is 12877831133. The next prime is 12877831171. The reversal of 12877831153 is 35113877821.

It is a cyclic number.

It is not a de Polignac number, because 12877831153 - 25 = 12877831121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12877831103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175626 + ... + 237907.

It is an arithmetic number, because the mean of its divisors is an integer number (930451500).

Almost surely, 212877831153 is an apocalyptic number.

It is an amenable number.

12877831153 is a deficient number, since it is larger than the sum of its proper divisors (2009392847).

12877831153 is a wasteful number, since it uses less digits than its factorization.

12877831153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413712.

The product of its digits is 282240, while the sum is 46.

The spelling of 12877831153 in words is "twelve billion, eight hundred seventy-seven million, eight hundred thirty-one thousand, one hundred fifty-three".

Divisors: 1 11 19 149 209 1639 2831 31141 413533 4548863 7857127 61616417 86428397 677780587 1170711923 12877831153