Base | Representation |
---|---|
bin | 11100101101000100… |
… | …011111101111110010 |
3 | 2221112222000011221121 |
4 | 130231010133233302 |
5 | 1001110124040102 |
6 | 22054155212454 |
7 | 2140525351312 |
oct | 345504375762 |
9 | 87488004847 |
10 | 30820924402 |
11 | 12086676754 |
12 | 5b81a4712a |
13 | 2ba2493098 |
14 | 16c549d442 |
15 | c05c35b37 |
hex | 72d11fbf2 |
30820924402 has 8 divisors (see below), whose sum is σ = 46239017436. Its totient is φ = 15407918592.
The previous prime is 30820924307. The next prime is 30820924441. The reversal of 30820924402 is 20442902803.
It can be written as a sum of positive squares in 2 ways, for example, as 30659659801 + 161264601 = 175099^2 + 12699^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256623 + ... + 1280914.
Almost surely, 230820924402 is an apocalyptic number.
30820924402 is a deficient number, since it is larger than the sum of its proper divisors (15418093034).
30820924402 is a wasteful number, since it uses less digits than its factorization.
30820924402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2543612.
The product of its (nonzero) digits is 27648, while the sum is 34.
The spelling of 30820924402 in words is "thirty billion, eight hundred twenty million, nine hundred twenty-four thousand, four hundred two".
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