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12676384654 = 2311741117437
BaseRepresentation
bin10111100111001001…
…00100011110001110
31012201102212001122221
423303210210132032
5201430123302104
65453510525554
7626063330443
oct136344443616
935642761587
1012676384654
11541554145a
1225593668ba
13127032602b
148837a99ca
154e2d2ac54
hex2f392478e

12676384654 has 16 divisors (see below), whose sum is σ = 19639391616. Its totient is φ = 6130159200.

The previous prime is 12676384639. The next prime is 12676384661. The reversal of 12676384654 is 45648367621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49224 + ... + 166660.

It is an arithmetic number, because the mean of its divisors is an integer number (1227461976).

Almost surely, 212676384654 is an apocalyptic number.

12676384654 is a deficient number, since it is larger than the sum of its proper divisors (6963006962).

12676384654 is a wasteful number, since it uses less digits than its factorization.

12676384654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119211.

The product of its digits is 5806080, while the sum is 52.

The spelling of 12676384654 in words is "twelve billion, six hundred seventy-six million, three hundred eighty-four thousand, six hundred fifty-four".

Divisors: 1 2 31 62 1741 3482 53971 107942 117437 234874 3640547 7281094 204457817 408915634 6338192327 12676384654