Base | Representation |
---|---|
bin | 111010101010… |
… | …1110110000101 |
3 | 2010212210020022 |
4 | 1311111312011 |
5 | 30333312300 |
6 | 3015144525 |
7 | 522313151 |
oct | 165256605 |
9 | 63783208 |
10 | 30760325 |
11 | 163aa762 |
12 | a375145 |
13 | 64b009b |
14 | 412a061 |
15 | 2a79285 |
hex | 1d55d85 |
30760325 has 18 divisors (see below), whose sum is σ = 39041586. Its totient is φ = 24041440.
The previous prime is 30760319. The next prime is 30760337. The reversal of 30760325 is 52306703.
It can be written as a sum of positive squares in 3 ways, for example, as 2209 + 30758116 = 47^2 + 5546^2 .
It is not a de Polignac number, because 30760325 - 214 = 30743941 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30760294 and 30760303.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 54947 + ... + 55503.
It is an arithmetic number, because the mean of its divisors is an integer number (2168977).
Almost surely, 230760325 is an apocalyptic number.
It is an amenable number.
30760325 is a deficient number, since it is larger than the sum of its proper divisors (8281261).
30760325 is an equidigital number, since it uses as much as digits as its factorization.
30760325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 661 (or 609 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 26.
The square root of 30760325 is about 5546.1991489668. The cubic root of 30760325 is about 313.3263887350.
The spelling of 30760325 in words is "thirty million, seven hundred sixty thousand, three hundred twenty-five".
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