Base | Representation |
---|---|
bin | 11100101110000011… |
… | …011010101010000000 |
3 | 2221121010001011202201 |
4 | 130232003122222000 |
5 | 1001123334343444 |
6 | 22055544522544 |
7 | 2141115506365 |
oct | 345603325200 |
9 | 87533034681 |
10 | 30837418624 |
11 | 12094a12041 |
12 | 5b87480454 |
13 | 2ba5a1988c |
14 | 16c775446c |
15 | c073e2dd4 |
hex | 72e0daa80 |
30837418624 has 16 divisors (see below), whose sum is σ = 61433920170. Its totient is φ = 15418709248.
The previous prime is 30837418621. The next prime is 30837418643. The reversal of 30837418624 is 42681473803.
It can be written as a sum of positive squares in only one way, i.e., 27808897600 + 3028521024 = 166760^2 + 55032^2 .
It is a tau number, because it is divible by the number of its divisors (16).
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (30837418621) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120458539 + ... + 120458794.
Almost surely, 230837418624 is an apocalyptic number.
It is an amenable number.
30837418624 is a deficient number, since it is larger than the sum of its proper divisors (30596501546).
30837418624 is an equidigital number, since it uses as much as digits as its factorization.
30837418624 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240917347 (or 240917335 counting only the distinct ones).
The product of its (nonzero) digits is 774144, while the sum is 46.
The spelling of 30837418624 in words is "thirty billion, eight hundred thirty-seven million, four hundred eighteen thousand, six hundred twenty-four".
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