Base | Representation |
---|---|
bin | 1111101110110… |
… | …10000011110010 |
3 | 100012022112011220 |
4 | 13313122003302 |
5 | 232240341140 |
6 | 21032245510 |
7 | 3161454051 |
oct | 767320362 |
9 | 305275156 |
10 | 131965170 |
11 | 68544427 |
12 | 38240896 |
13 | 214560cc |
14 | 13752398 |
15 | b8babd0 |
hex | 7dda0f2 |
131965170 has 16 divisors (see below), whose sum is σ = 316716480. Its totient is φ = 35190704.
The previous prime is 131965153. The next prime is 131965181. The reversal of 131965170 is 71569131.
It is a happy number.
131965170 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 2199390 + ... + 2199449.
It is an arithmetic number, because the mean of its divisors is an integer number (19794780).
Almost surely, 2131965170 is an apocalyptic number.
131965170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131965170 is an abundant number, since it is smaller than the sum of its proper divisors (184751310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131965170 is a wasteful number, since it uses less digits than its factorization.
131965170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4398849.
The product of its (nonzero) digits is 5670, while the sum is 33.
The square root of 131965170 is about 11487.6094118837. The cubic root of 131965170 is about 509.1195497087.
The spelling of 131965170 in words is "one hundred thirty-one million, nine hundred sixty-five thousand, one hundred seventy".
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