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13693412 = 2213992447
BaseRepresentation
bin110100001111…
…000111100100
3221202200211102
4310033013210
512001142122
61205255232
7224251325
oct64170744
927680742
1013693412
117803077
124704518
132ab5a15
141b6644c
151307492
hexd0f1e4

13693412 has 12 divisors (see below), whose sum is σ = 23990400. Its totient is φ = 6839016.

The previous prime is 13693409. The next prime is 13693417. The reversal of 13693412 is 21439631.

13693412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13693417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4373 + ... + 6819.

It is an arithmetic number, because the mean of its divisors is an integer number (1999200).

Almost surely, 213693412 is an apocalyptic number.

It is an amenable number.

13693412 is a deficient number, since it is larger than the sum of its proper divisors (10296988).

13693412 is a wasteful number, since it uses less digits than its factorization.

13693412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850 (or 3848 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 13693412 is about 3700.4610523555. The cubic root of 13693412 is about 239.2418902187.

The spelling of 13693412 in words is "thirteen million, six hundred ninety-three thousand, four hundred twelve".

Divisors: 1 2 4 1399 2447 2798 4894 5596 9788 3423353 6846706 13693412