Base | Representation |
---|---|
bin | 111111001110… |
… | …1110111101101 |
3 | 2022101022200010 |
4 | 1332131313231 |
5 | 31441334433 |
6 | 3142323433 |
7 | 551535333 |
oct | 176356755 |
9 | 68338603 |
10 | 33152493 |
11 | 17793a60 |
12 | b129579 |
13 | 6b39b7a |
14 | 458db53 |
15 | 2d9ce63 |
hex | 1f9dded |
33152493 has 16 divisors (see below), whose sum is σ = 48580416. Its totient is φ = 19943040.
The previous prime is 33152491. The next prime is 33152501. The reversal of 33152493 is 39425133.
It is not a de Polignac number, because 33152493 - 21 = 33152491 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 33152493.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33152491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855 + ... + 8187.
It is an arithmetic number, because the mean of its divisors is an integer number (3036276).
Almost surely, 233152493 is an apocalyptic number.
33152493 is a gapful number since it is divisible by the number (33) formed by its first and last digit.
It is an amenable number.
33152493 is a deficient number, since it is larger than the sum of its proper divisors (15427923).
33152493 is a wasteful number, since it uses less digits than its factorization.
33152493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7484.
The product of its digits is 9720, while the sum is 30.
The square root of 33152493 is about 5757.8201604427. The cubic root of 33152493 is about 321.2467411238.
The spelling of 33152493 in words is "thirty-three million, one hundred fifty-two thousand, four hundred ninety-three".
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