Base | Representation |
---|---|
bin | 11100011110001011… |
… | …111110010101010010 |
3 | 2220220120011012202022 |
4 | 130132023332111102 |
5 | 1000102213221300 |
6 | 22013315251442 |
7 | 2131404065042 |
oct | 343613762522 |
9 | 86816135668 |
10 | 30571226450 |
11 | 11a68729a06 |
12 | 5b122a9b82 |
13 | 2b6282800b |
14 | 16a0261722 |
15 | bddd61285 |
hex | 71e2fe552 |
30571226450 has 54 divisors (see below), whose sum is σ = 57775956399. Its totient is φ = 12035125440.
The previous prime is 30571226449. The next prime is 30571226453. The reversal of 30571226450 is 5462217503.
It can be written as a sum of positive squares in 5 ways, for example, as 117137329 + 30454089121 = 10823^2 + 174511^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=123635.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30571226450.
It is not an unprimeable number, because it can be changed into a prime (30571226453) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 97671494 + ... + 97671806.
Almost surely, 230571226450 is an apocalyptic number.
30571226450 is a deficient number, since it is larger than the sum of its proper divisors (27204729949).
30571226450 is an frugal number, since it uses more digits than its factorization.
30571226450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 796 (or 399 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 35.
The spelling of 30571226450 in words is "thirty billion, five hundred seventy-one million, two hundred twenty-six thousand, four hundred fifty".
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