Base | Representation |
---|---|
bin | 11100100010011110… |
… | …111101111101100110 |
3 | 2221002120210200000100 |
4 | 130202132331331212 |
5 | 1000224142031114 |
6 | 22024412324530 |
7 | 2133240606300 |
oct | 344236757546 |
9 | 87076720010 |
10 | 30643314534 |
11 | 11aa5396838 |
12 | 5b32473746 |
13 | 2b747480a1 |
14 | 16a9a68970 |
15 | be5350909 |
hex | 7227bdf66 |
30643314534 has 72 divisors (see below), whose sum is σ = 77942470320. Its totient is φ = 8674882272.
The previous prime is 30643314511. The next prime is 30643314539. The reversal of 30643314534 is 43541334603.
30643314534 is a `hidden beast` number, since 3 + 0 + 643 + 3 + 1 + 4 + 5 + 3 + 4 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30643314539) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 63234 + ... + 255509.
It is an arithmetic number, because the mean of its divisors is an integer number (1082534310).
Almost surely, 230643314534 is an apocalyptic number.
30643314534 is an abundant number, since it is smaller than the sum of its proper divisors (47299155786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30643314534 is a wasteful number, since it uses less digits than its factorization.
30643314534 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318874 (or 318864 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 36.
The spelling of 30643314534 in words is "thirty billion, six hundred forty-three million, three hundred fourteen thousand, five hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •