Base | Representation |
---|---|
bin | 110100010010… |
… | …001111000100 |
3 | 221210100100022 |
4 | 310102033010 |
5 | 12002044210 |
6 | 1205434312 |
7 | 224333465 |
oct | 64221704 |
9 | 27710308 |
10 | 13706180 |
11 | 7811724 |
12 | 470b998 |
13 | 2abb787 |
14 | 1b6ad6c |
15 | 130b155 |
hex | d123c4 |
13706180 has 24 divisors (see below), whose sum is σ = 28871640. Its totient is φ = 5465600.
The previous prime is 13706167. The next prime is 13706213. The reversal of 13706180 is 8160731.
It can be written as a sum of positive squares in 4 ways, for example, as 3104644 + 10601536 = 1762^2 + 3256^2 .
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, 7166 + ... + 8874.
It is an arithmetic number, because the mean of its divisors is an integer number (1202985).
Almost surely, 213706180 is an apocalyptic number.
13706180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13706180 is an abundant number, since it is smaller than the sum of its proper divisors (15165460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13706180 is a wasteful number, since it uses less digits than its factorization.
13706180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2119 (or 2117 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 13706180 is about 3702.1858408243. The cubic root of 13706180 is about 239.3162250289.
The spelling of 13706180 in words is "thirteen million, seven hundred six thousand, one hundred eighty".
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