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12677469819 = 3712710934349
BaseRepresentation
bin10111100111010001…
…01101011001111011
31012201111220012020020
423303220231121323
5201430413013234
65453550101523
7626105500260
oct136350553173
935644805206
1012677469819
115416112793
1225597aa8a3
131270615c41
148839ad267
154e2e92549
hex2f3a2d67b

12677469819 has 32 divisors (see below), whose sum is σ = 19492454400. Its totient is φ = 7179000192.

The previous prime is 12677469787. The next prime is 12677469829. The reversal of 12677469819 is 91896477621.

It is not a de Polignac number, because 12677469819 - 25 = 12677469787 is a prime.

It is a super-2 number, since 2×126774698192 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12677469829) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2912857 + ... + 2917205.

It is an arithmetic number, because the mean of its divisors is an integer number (609139200).

Almost surely, 212677469819 is an apocalyptic number.

12677469819 is a deficient number, since it is larger than the sum of its proper divisors (6814984581).

12677469819 is a wasteful number, since it uses less digits than its factorization.

12677469819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579.

The product of its digits is 9144576, while the sum is 60.

The spelling of 12677469819 in words is "twelve billion, six hundred seventy-seven million, four hundred sixty-nine thousand, eight hundred nineteen".

Divisors: 1 3 7 21 127 381 889 1093 2667 3279 4349 7651 13047 22953 30443 91329 138811 416433 552323 971677 1656969 2915031 3866261 4753457 11598783 14260371 33274199 99822597 603689039 1811067117 4225823273 12677469819