Base | Representation |
---|---|
bin | 11100001010111000… |
… | …111100011010000100 |
3 | 2220001222221201101111 |
4 | 130022320330122010 |
5 | 443421323030344 |
6 | 21521232134404 |
7 | 2120363154562 |
oct | 341270743204 |
9 | 86058851344 |
10 | 30247470724 |
11 | 119119aa499 |
12 | 5a41997404 |
13 | 2b10730493 |
14 | 166d266a32 |
15 | bc070d834 |
hex | 70ae3c684 |
30247470724 has 9 divisors (see below), whose sum is σ = 52933682487. Its totient is φ = 15123561444.
The previous prime is 30247470719. The next prime is 30247470727. The reversal of 30247470724 is 42707474203.
The square root of 30247470724 is 173918.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30247470727) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 304357 + ... + 391315.
Almost surely, 230247470724 is an apocalyptic number.
30247470724 is the 173918-th square number.
It is an amenable number.
30247470724 is a deficient number, since it is larger than the sum of its proper divisors (22686211763).
30247470724 is an frugal number, since it uses more digits than its factorization.
30247470724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173922 (or 86961 counting only the distinct ones).
The product of its (nonzero) digits is 263424, while the sum is 40.
The spelling of 30247470724 in words is "thirty billion, two hundred forty-seven million, four hundred seventy thousand, seven hundred twenty-four".
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