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12670786036 = 223167696509
BaseRepresentation
bin10111100110011110…
…01101100111110100
31012201001022121210201
423303033031213310
5201422210123121
65453150530244
7625664622106
oct136317154764
935631277721
1012670786036
1154123680a7
122557506984
13126c11593c
14882b4d576
154e25c1e91
hex2f33cd9f4

12670786036 has 6 divisors (see below), whose sum is σ = 22173875570. Its totient is φ = 6335393016.

The previous prime is 12670786033. The next prime is 12670786061. The reversal of 12670786036 is 63068707621.

It can be written as a sum of positive squares in only one way, i.e., 6896305936 + 5774480100 = 83044^2 + 75990^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12670786033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583848251 + ... + 1583848258.

Almost surely, 212670786036 is an apocalyptic number.

It is an amenable number.

12670786036 is a deficient number, since it is larger than the sum of its proper divisors (9503089534).

12670786036 is a wasteful number, since it uses less digits than its factorization.

12670786036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167696513 (or 3167696511 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 12670786036 in words is "twelve billion, six hundred seventy million, seven hundred eighty-six thousand, thirty-six".

Divisors: 1 2 4 3167696509 6335393018 12670786036