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12431088061 = 729371655051
BaseRepresentation
bin10111001001111001…
…10101100110111101
31012002100021200222221
423210330311212331
5200424324304221
65413305205341
7620024335150
oct134474654675
935070250887
1012431088061
1152aa0304a7
1224ab190851
13123156c412
1485cd95c97
154cb525541
hex2e4f359bd

12431088061 has 16 divisors (see below), whose sum is σ = 15094074240. Its totient is φ = 10009742400.

The previous prime is 12431088049. The next prime is 12431088073. The reversal of 12431088061 is 16088013421.

It is an interprime number because it is at equal distance from previous prime (12431088049) and next prime (12431088073).

It is not a de Polignac number, because 12431088061 - 211 = 12431086013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12431088161) 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, 820015 + ... + 835036.

It is an arithmetic number, because the mean of its divisors is an integer number (943379640).

Almost surely, 212431088061 is an apocalyptic number.

It is an amenable number.

12431088061 is a deficient number, since it is larger than the sum of its proper divisors (2662986179).

12431088061 is a wasteful number, since it uses less digits than its factorization.

12431088061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655124.

The product of its (nonzero) digits is 9216, while the sum is 34.

The spelling of 12431088061 in words is "twelve billion, four hundred thirty-one million, eighty-eight thousand, sixty-one".

Divisors: 1 7 29 37 203 259 1073 7511 1655051 11585357 47996479 61236887 335975353 428658209 1775869723 12431088061