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12308694 = 2319107971
BaseRepresentation
bin101110111101…
…000011010110
3212011100100120
4232331003112
511122334234
61115452410
7206423256
oct56750326
925140316
1012308694
116a47782
124157106
13271c668
1418c5966
151132049
hexbbd0d6

12308694 has 16 divisors (see below), whose sum is σ = 25913280. Its totient is φ = 3886920.

The previous prime is 12308693. The next prime is 12308711. The reversal of 12308694 is 49680321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12308693) 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, 53872 + ... + 54099.

It is an arithmetic number, because the mean of its divisors is an integer number (1619580).

Almost surely, 212308694 is an apocalyptic number.

12308694 is an abundant number, since it is smaller than the sum of its proper divisors (13604586).

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

12308694 is a wasteful number, since it uses less digits than its factorization.

12308694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107995.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 12308694 is about 3508.3748374425. The cubic root of 12308694 is about 230.8893981500.

The spelling of 12308694 in words is "twelve million, three hundred eight thousand, six hundred ninety-four".

Divisors: 1 2 3 6 19 38 57 114 107971 215942 323913 647826 2051449 4102898 6154347 12308694