Base | Representation |
---|---|
bin | 11100001010101001… |
… | …111101100011010010 |
3 | 2220001201120011220111 |
4 | 130022221331203102 |
5 | 443414321341000 |
6 | 21521012031534 |
7 | 2120314606324 |
oct | 341251754322 |
9 | 86051504814 |
10 | 30243543250 |
11 | 1190a767748 |
12 | 5a406025aa |
13 | 2b0c98692b |
14 | 166c923614 |
15 | bc01d4cba |
hex | 70aa7d8d2 |
30243543250 has 16 divisors (see below), whose sum is σ = 56615913432. Its totient is φ = 12097417200.
The previous prime is 30243543247. The next prime is 30243543271. The reversal of 30243543250 is 5234534203.
It can be written as a sum of positive squares in 4 ways, for example, as 1921682569 + 28321860681 = 43837^2 + 168291^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60486837 + ... + 60487336.
Almost surely, 230243543250 is an apocalyptic number.
30243543250 is a deficient number, since it is larger than the sum of its proper divisors (26372370182).
30243543250 is a wasteful number, since it uses less digits than its factorization.
30243543250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120974190 (or 120974180 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 31.
The spelling of 30243543250 in words is "thirty billion, two hundred forty-three million, five hundred forty-three thousand, two hundred fifty".
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