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12297974 = 2133311429
BaseRepresentation
bin101110111010…
…011011110110
3212010210122112
4232322123312
511122013344
61115331022
7206350103
oct56723366
925123575
1012297974
116a3a717
124150a72
132717810
1418c1aaa
15112dc9e
hexbba6f6

12297974 has 16 divisors (see below), whose sum is σ = 19939920. Its totient is φ = 5654880.

The previous prime is 12297947. The next prime is 12297977. The reversal of 12297974 is 47979221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12297977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7892 + ... + 9320.

It is an arithmetic number, because the mean of its divisors is an integer number (1246245).

Almost surely, 212297974 is an apocalyptic number.

12297974 is a deficient number, since it is larger than the sum of its proper divisors (7641946).

12297974 is a wasteful number, since it uses less digits than its factorization.

12297974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775.

The product of its digits is 63504, while the sum is 41.

The square root of 12297974 is about 3506.8467317520. The cubic root of 12297974 is about 230.8223492480.

The spelling of 12297974 in words is "twelve million, two hundred ninety-seven thousand, nine hundred seventy-four".

Divisors: 1 2 13 26 331 662 1429 2858 4303 8606 18577 37154 472999 945998 6148987 12297974