Base | Representation |
---|---|
bin | 110010010001… |
… | …010011010110 |
3 | 220210111220200 |
4 | 302101103112 |
5 | 11333144240 |
6 | 1150241330 |
7 | 220004013 |
oct | 62212326 |
9 | 26714820 |
10 | 13178070 |
11 | 7490974 |
12 | 44b6246 |
13 | 2965299 |
14 | 1a7070a |
15 | 1254930 |
hex | c914d6 |
13178070 has 24 divisors (see below), whose sum is σ = 34263216. Its totient is φ = 3514128.
The previous prime is 13178051. The next prime is 13178101. The reversal of 13178070 is 7087131.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73122 + ... + 73301.
It is an arithmetic number, because the mean of its divisors is an integer number (1427634).
Almost surely, 213178070 is an apocalyptic number.
13178070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13178070 is an abundant number, since it is smaller than the sum of its proper divisors (21085146).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13178070 is a wasteful number, since it uses less digits than its factorization.
13178070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146436 (or 146433 counting only the distinct ones).
The product of its (nonzero) digits is 1176, while the sum is 27.
The square root of 13178070 is about 3630.1611534476. The cubic root of 13178070 is about 236.2021991138.
The spelling of 13178070 in words is "thirteen million, one hundred seventy-eight thousand, seventy".
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