Base | Representation |
---|---|
bin | 111010010100… |
… | …0100001101100 |
3 | 2010112100121022 |
4 | 1310220201230 |
5 | 30311342300 |
6 | 3011153312 |
7 | 520611032 |
oct | 164504154 |
9 | 63470538 |
10 | 30574700 |
11 | 16293252 |
12 | a2a5838 |
13 | 6446750 |
14 | 40bc552 |
15 | 2a3e285 |
hex | 1d2886c |
30574700 has 72 divisors (see below), whose sum is σ = 74005680. Its totient is φ = 10886400.
The previous prime is 30574699. The next prime is 30574703. The reversal of 30574700 is 747503.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a self number, because there is not a number n which added to its sum of digits gives 30574700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30574703) 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 23 ways as a sum of consecutive naturals, for example, 37295 + ... + 38105.
Almost surely, 230574700 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30574700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37002840).
30574700 is an abundant number, since it is smaller than the sum of its proper divisors (43430980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30574700 is a wasteful number, since it uses less digits than its factorization.
30574700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 867 (or 860 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 26.
The square root of 30574700 is about 5529.4393929222. The cubic root of 30574700 is about 312.6948544763.
The spelling of 30574700 in words is "thirty million, five hundred seventy-four thousand, seven hundred".
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