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13312374 = 234747207
BaseRepresentation
bin110010110010…
…000101110110
3221001100010220
4302302011312
511401443444
61153155210
7221103405
oct62620566
927040126
1013312374
117572869
12455bb06
1329b145a
141aa763c
15127e619
hexcb2176

13312374 has 16 divisors (see below), whose sum is σ = 27191808. Its totient is φ = 4342952.

The previous prime is 13312349. The next prime is 13312379. The reversal of 13312374 is 47321331.

13312374 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13312379) 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, 23322 + ... + 23885.

It is an arithmetic number, because the mean of its divisors is an integer number (1699488).

Almost surely, 213312374 is an apocalyptic number.

13312374 is an abundant number, since it is smaller than the sum of its proper divisors (13879434).

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

13312374 is a wasteful number, since it uses less digits than its factorization.

13312374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47259.

The product of its digits is 1512, while the sum is 24.

The square root of 13312374 is about 3648.6126130353. The cubic root of 13312374 is about 237.0019049501.

The spelling of 13312374 in words is "thirteen million, three hundred twelve thousand, three hundred seventy-four".

Divisors: 1 2 3 6 47 94 141 282 47207 94414 141621 283242 2218729 4437458 6656187 13312374