Base | Representation |
---|---|
bin | 1111110111111… |
… | …01111010000000 |
3 | 100021120020222012 |
4 | 13323331322000 |
5 | 233042114301 |
6 | 21114032052 |
7 | 3204563153 |
oct | 773757200 |
9 | 307506865 |
10 | 133160576 |
11 | 6919056a |
12 | 38718628 |
13 | 21784253 |
14 | 13983c9a |
15 | ba54ebb |
hex | 7efde80 |
133160576 has 48 divisors (see below), whose sum is σ = 274965990. Its totient is φ = 64232448.
The previous prime is 133160519. The next prime is 133160597. The reversal of 133160576 is 675061331.
It can be written as a sum of positive squares in 3 ways, for example, as 125978176 + 7182400 = 11224^2 + 2680^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
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 5 ways as a sum of consecutive naturals, for example, 107030 + ... + 108266.
Almost surely, 2133160576 is an apocalyptic number.
133160576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 133160576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137482995).
133160576 is an abundant number, since it is smaller than the sum of its proper divisors (141805414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133160576 is an equidigital number, since it uses as much as digits as its factorization.
133160576 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1309 (or 1268 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 32.
The square root of 133160576 is about 11539.5223471338. The cubic root of 133160576 is about 510.6522169429.
The spelling of 133160576 in words is "one hundred thirty-three million, one hundred sixty thousand, five hundred seventy-six".
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