Base | Representation |
---|---|
bin | 110100001110… |
… | …011000011000 |
3 | 221202112200120 |
4 | 310032120120 |
5 | 12001043032 |
6 | 1205233240 |
7 | 224236452 |
oct | 64163030 |
9 | 27675616 |
10 | 13690392 |
11 | 7800881 |
12 | 4702820 |
13 | 2ab4531 |
14 | 1b652d2 |
15 | 130662c |
hex | d0e618 |
13690392 has 32 divisors (see below), whose sum is σ = 35063280. Its totient is φ = 4451840.
The previous prime is 13690373. The next prime is 13690403. The reversal of 13690392 is 29309631.
It is a super-2 number, since 2×136903922 = 374853666227328, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5973 + ... + 7940.
Almost surely, 213690392 is an apocalyptic number.
13690392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13690392 is an abundant number, since it is smaller than the sum of its proper divisors (21372888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13690392 is a wasteful number, since it uses less digits than its factorization.
13690392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13963 (or 13959 counting only the distinct ones).
The product of its (nonzero) digits is 8748, while the sum is 33.
The square root of 13690392 is about 3700.0529725938. The cubic root of 13690392 is about 239.2243011369.
The spelling of 13690392 in words is "thirteen million, six hundred ninety thousand, three hundred ninety-two".
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