Base | Representation |
---|---|
bin | 11100011110010001… |
… | …000010111111011010 |
3 | 2220220122122202220011 |
4 | 130132101002333122 |
5 | 1000103033300000 |
6 | 22013403552134 |
7 | 2131421304025 |
oct | 343621027732 |
9 | 86818582804 |
10 | 30572556250 |
11 | 11a69458015 |
12 | 5b1282b64a |
13 | 2b62ba2392 |
14 | 16a04ca1bc |
15 | bde0252ba |
hex | 71e442fda |
30572556250 has 48 divisors (see below), whose sum is σ = 57403435320. Its totient is φ = 12211200000.
The previous prime is 30572556241. The next prime is 30572556269. The reversal of 30572556250 is 5265527503.
It can be written as a sum of positive squares in 12 ways, for example, as 19790018329 + 10782537921 = 140677^2 + 103839^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4803070 + ... + 4809430.
Almost surely, 230572556250 is an apocalyptic number.
30572556250 is a deficient number, since it is larger than the sum of its proper divisors (26830879070).
30572556250 is an frugal number, since it uses more digits than its factorization.
30572556250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7157 (or 7137 counting only the distinct ones).
The product of its (nonzero) digits is 315000, while the sum is 40.
The spelling of 30572556250 in words is "thirty billion, five hundred seventy-two million, five hundred fifty-six thousand, two hundred fifty".
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