Base | Representation |
---|---|
bin | 111010110011… |
… | …0000001001100 |
3 | 2011000011002220 |
4 | 1311212001030 |
5 | 30342422242 |
6 | 3020415340 |
7 | 523010250 |
oct | 165460114 |
9 | 64004086 |
10 | 30826572 |
11 | 16445507 |
12 | a3a7550 |
13 | 650429a |
14 | 4146260 |
15 | 2a8dbec |
hex | 1d6604c |
30826572 has 24 divisors (see below), whose sum is σ = 82204416. Its totient is φ = 8807568.
The previous prime is 30826553. The next prime is 30826573. The reversal of 30826572 is 27562803.
It is not an unprimeable number, because it can be changed into a prime (30826573) by changing a digit.
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 in 7 ways as a sum of consecutive naturals, for example, 183408 + ... + 183575.
It is an arithmetic number, because the mean of its divisors is an integer number (3425184).
Almost surely, 230826572 is an apocalyptic number.
It is an amenable number.
30826572 is an abundant number, since it is smaller than the sum of its proper divisors (51377844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30826572 is a wasteful number, since it uses less digits than its factorization.
30826572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 366997 (or 366995 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 30826572 is about 5552.1682251171. The cubic root of 30826572 is about 313.5511593338.
The spelling of 30826572 in words is "thirty million, eight hundred twenty-six thousand, five hundred seventy-two".
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