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12974052 = 2237131092
BaseRepresentation
bin110001011111…
…011111100100
3220102011001110
4301133133210
511310132202
61142025020
7215164140
oct61373744
926364043
1012974052
117361663
124418170
1328c3470
141a1a220
15121426c
hexc5f7e4

12974052 has 72 divisors (see below), whose sum is σ = 37603776. Its totient is φ = 3390336.

The previous prime is 12974033. The next prime is 12974083. The reversal of 12974052 is 25047921.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118974 + ... + 119082.

Almost surely, 212974052 is an apocalyptic number.

12974052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12974052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18801888).

12974052 is an abundant number, since it is smaller than the sum of its proper divisors (24629724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12974052 is a wasteful number, since it uses less digits than its factorization.

12974052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 12974052 is about 3601.9511379251. The cubic root of 12974052 is about 234.9769224358.

The spelling of 12974052 in words is "twelve million, nine hundred seventy-four thousand, fifty-two".

Divisors: 1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 84 91 109 156 182 218 273 327 364 436 546 654 763 1092 1308 1417 1526 2289 2834 3052 4251 4578 5668 8502 9156 9919 11881 17004 19838 23762 29757 35643 39676 47524 59514 71286 83167 119028 142572 154453 166334 249501 308906 332668 463359 499002 617812 926718 998004 1081171 1853436 2162342 3243513 4324684 6487026 12974052