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12983477 = 1323173251
BaseRepresentation
bin110001100001…
…110010110101
3220102121222112
4301201302311
511310432402
61142140405
7215233463
oct61416265
926377875
1012983477
117368751
124421705
1328c7840
141a1d833
151216e52
hexc61cb5

12983477 has 16 divisors (see below), whose sum is σ = 14732928. Its totient is φ = 11352000.

The previous prime is 12983471. The next prime is 12983483. The reversal of 12983477 is 77438921.

12983477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12983471) and next prime (12983483).

It is a cyclic number.

It is not a de Polignac number, because 12983477 - 214 = 12967093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12983471) 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, 51602 + ... + 51852.

It is an arithmetic number, because the mean of its divisors is an integer number (920808).

Almost surely, 212983477 is an apocalyptic number.

It is an amenable number.

12983477 is a deficient number, since it is larger than the sum of its proper divisors (1749451).

12983477 is a wasteful number, since it uses less digits than its factorization.

12983477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460.

The product of its digits is 84672, while the sum is 41.

The square root of 12983477 is about 3603.2592190960. The cubic root of 12983477 is about 235.0338083244.

The spelling of 12983477 in words is "twelve million, nine hundred eighty-three thousand, four hundred seventy-seven".

Divisors: 1 13 23 173 251 299 2249 3263 3979 5773 43423 51727 75049 564499 998729 12983477