Base | Representation |
---|---|
bin | 111010000100… |
… | …1000010001100 |
3 | 2010021210122211 |
4 | 1310021002030 |
5 | 30243230313 |
6 | 3004320204 |
7 | 516532666 |
oct | 164110214 |
9 | 63253584 |
10 | 30445708 |
11 | 16205347 |
12 | a243064 |
13 | 63ccb17 |
14 | 4087536 |
15 | 2a15e3d |
hex | 1d0908c |
30445708 has 24 divisors (see below), whose sum is σ = 58363200. Its totient is φ = 13832448.
The previous prime is 30445699. The next prime is 30445717. The reversal of 30445708 is 80754403.
It is an interprime number because it is at equal distance from previous prime (30445699) and next prime (30445717).
It is a super-2 number, since 2×304457082 = 1853882271242528, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30445708.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5748 + ... + 9691.
It is an arithmetic number, because the mean of its divisors is an integer number (2431800).
Almost surely, 230445708 is an apocalyptic number.
It is an amenable number.
30445708 is a deficient number, since it is larger than the sum of its proper divisors (27917492).
30445708 is a wasteful number, since it uses less digits than its factorization.
30445708 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15489 (or 15487 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 30445708 is about 5517.7629525017. The cubic root of 30445708 is about 312.2544904774.
The spelling of 30445708 in words is "thirty million, four hundred forty-five thousand, seven hundred eight".
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