Base | Representation |
---|---|
bin | 11100001001000011… |
… | …010100000000101111 |
3 | 2212222211221001220222 |
4 | 130021003110000233 |
5 | 443340424300130 |
6 | 21514211201555 |
7 | 2116540104032 |
oct | 341103240057 |
9 | 85884831828 |
10 | 30216634415 |
11 | 118a6558740 |
12 | 5a335a62bb |
13 | 2b07224946 |
14 | 166911b019 |
15 | bbcb6bce5 |
hex | 7090d402f |
30216634415 has 32 divisors (see below), whose sum is σ = 41044497984. Its totient is φ = 21161226240.
The previous prime is 30216634379. The next prime is 30216634417. The reversal of 30216634415 is 51443661203.
It is a de Polignac number, because none of the positive numbers 2k-30216634415 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30216634417) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120857 + ... + 273933.
It is an arithmetic number, because the mean of its divisors is an integer number (1282640562).
Almost surely, 230216634415 is an apocalyptic number.
30216634415 is a deficient number, since it is larger than the sum of its proper divisors (10827863569).
30216634415 is a wasteful number, since it uses less digits than its factorization.
30216634415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153227.
The product of its (nonzero) digits is 51840, while the sum is 35.
The spelling of 30216634415 in words is "thirty billion, two hundred sixteen million, six hundred thirty-four thousand, four hundred fifteen".
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