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12083123679 = 3112111735333
BaseRepresentation
bin10110100000011010…
…11101010111011111
31011012002112021121020
423100031131113133
5144221234424204
65314555135223
7605300566554
oct132015352737
934162467536
1012083123679
115140676730
122412744513
1311a7449933
14828a98a2b
154aabdebd9
hex2d035d5df

12083123679 has 16 divisors (see below), whose sum is σ = 17658758784. Its totient is φ = 7288394400.

The previous prime is 12083123651. The next prime is 12083123683. The reversal of 12083123679 is 97632138021.

It is not a de Polignac number, because 12083123679 - 215 = 12083090911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12083123679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12083123279) 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, 860704 + ... + 874629.

It is an arithmetic number, because the mean of its divisors is an integer number (1103672424).

Almost surely, 212083123679 is an apocalyptic number.

12083123679 is a deficient number, since it is larger than the sum of its proper divisors (5575635105).

12083123679 is a wasteful number, since it uses less digits than its factorization.

12083123679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735558.

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 12083123679 in words is "twelve billion, eighty-three million, one hundred twenty-three thousand, six hundred seventy-nine".

Divisors: 1 3 11 33 211 633 2321 6963 1735333 5205999 19088663 57265989 366155263 1098465789 4027707893 12083123679