Base | Representation |
---|---|
bin | 1111110111111… |
… | …10010010110000 |
3 | 100021120100010212 |
4 | 13323332102300 |
5 | 233042142120 |
6 | 21114043252 |
7 | 3204600605 |
oct | 773762260 |
9 | 307510125 |
10 | 133162160 |
11 | 6919177a |
12 | 38719528 |
13 | 21784ba1 |
14 | 139846ac |
15 | ba556c5 |
hex | 7efe4b0 |
133162160 has 40 divisors (see below), whose sum is σ = 310828320. Its totient is φ = 53053952.
The previous prime is 133162151. The next prime is 133162189. The reversal of 133162160 is 61261331.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17876 + ... + 24204.
It is an arithmetic number, because the mean of its divisors is an integer number (7770708).
Almost surely, 2133162160 is an apocalyptic number.
133162160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
133162160 is an abundant number, since it is smaller than the sum of its proper divisors (177666160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133162160 is a wasteful number, since it uses less digits than its factorization.
133162160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6605 (or 6599 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 133162160 is about 11539.5909806197. The cubic root of 133162160 is about 510.6542417411.
The spelling of 133162160 in words is "one hundred thirty-three million, one hundred sixty-two thousand, one hundred sixty".
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