Base | Representation |
---|---|
bin | 11100100110011100… |
… | …101110100110000110 |
3 | 2221021012222022112111 |
4 | 130212130232212012 |
5 | 1000343204224131 |
6 | 22035150211234 |
7 | 2135006205022 |
oct | 344634564606 |
9 | 87235868474 |
10 | 30709836166 |
11 | 120299a1499 |
12 | 5b507b3b1a |
13 | 2b854695b9 |
14 | 16b4823382 |
15 | beb0e0ab1 |
hex | 72672e986 |
30709836166 has 16 divisors (see below), whose sum is σ = 46202637600. Its totient is φ = 15308998848.
The previous prime is 30709836161. The next prime is 30709836197. The reversal of 30709836166 is 66163890703.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30709836161) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1650471 + ... + 1668973.
It is an arithmetic number, because the mean of its divisors is an integer number (2887664850).
Almost surely, 230709836166 is an apocalyptic number.
30709836166 is a deficient number, since it is larger than the sum of its proper divisors (15492801434).
30709836166 is a wasteful number, since it uses less digits than its factorization.
30709836166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20943.
The product of its (nonzero) digits is 979776, while the sum is 49.
The spelling of 30709836166 in words is "thirty billion, seven hundred nine million, eight hundred thirty-six thousand, one hundred sixty-six".
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