Base | Representation |
---|---|
bin | 111111010011… |
… | …1010000000000 |
3 | 2022110021101001 |
4 | 1332213100000 |
5 | 31444102122 |
6 | 3143221344 |
7 | 552055336 |
oct | 176472000 |
9 | 68407331 |
10 | 33190912 |
11 | 1780a907 |
12 | b147854 |
13 | 6b514c1 |
14 | 459db56 |
15 | 2da9527 |
hex | 1fa7400 |
33190912 has 22 divisors (see below), whose sum is σ = 66351458. Its totient is φ = 16594944.
The previous prime is 33190907. The next prime is 33190921. The reversal of 33190912 is 21909133.
It can be written as a sum of positive squares in only one way, i.e., 32444416 + 746496 = 5696^2 + 864^2 .
It is a super-2 number, since 2×331909122 = 2203273278783488, which contains 22 as substring.
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 as a sum of consecutive naturals, namely, 15183 + ... + 17230.
Almost surely, 233190912 is an apocalyptic number.
33190912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
33190912 is a deficient number, since it is larger than the sum of its proper divisors (33160546).
33190912 is an equidigital number, since it uses as much as digits as its factorization.
33190912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32433 (or 32415 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 28.
The square root of 33190912 is about 5761.1554396666. The cubic root of 33190912 is about 321.3707862354.
The spelling of 33190912 in words is "thirty-three million, one hundred ninety thousand, nine hundred twelve".
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