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12764370 = 2351393061
BaseRepresentation
bin110000101100…
…010011010010
3220000111102110
4300230103102
511231424440
61133330150
7213331623
oct60542322
926014373
1012764370
117229073
124336956
13284bba8
1419a3a4a
1511c2080
hexc2c4d2

12764370 has 32 divisors (see below), whose sum is σ = 30864960. Its totient is φ = 3378240.

The previous prime is 12764369. The next prime is 12764387. The reversal of 12764370 is 7346721.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2640 + ... + 5700.

It is an arithmetic number, because the mean of its divisors is an integer number (964530).

Almost surely, 212764370 is an apocalyptic number.

12764370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12764370 is an abundant number, since it is smaller than the sum of its proper divisors (18100590).

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

12764370 is a wasteful number, since it uses less digits than its factorization.

12764370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 12764370 is about 3572.7258501038. The cubic root of 12764370 is about 233.7041699544.

The spelling of 12764370 in words is "twelve million, seven hundred sixty-four thousand, three hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 139 278 417 695 834 1390 2085 3061 4170 6122 9183 15305 18366 30610 45915 91830 425479 850958 1276437 2127395 2552874 4254790 6382185 12764370