Base | Representation |
---|---|
bin | 11100011010011001… |
… | …110101001110000011 |
3 | 2220202010201021210212 |
4 | 130122121311032003 |
5 | 444434441002100 |
6 | 22003130544335 |
7 | 2130003412232 |
oct | 343231651603 |
9 | 86663637725 |
10 | 30507750275 |
11 | 11a35914362 |
12 | 5ab4b980ab |
13 | 2b52631a52 |
14 | 1695a5ab19 |
15 | bd84c3635 |
hex | 71a675383 |
30507750275 has 12 divisors (see below), whose sum is σ = 39474376752. Its totient is φ = 23345060640.
The previous prime is 30507750257. The next prime is 30507750323. The reversal of 30507750275 is 57205770503.
It is not a de Polignac number, because 30507750275 - 28 = 30507750019 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26527904 + ... + 26529053.
It is an arithmetic number, because the mean of its divisors is an integer number (3289531396).
Almost surely, 230507750275 is an apocalyptic number.
30507750275 is a deficient number, since it is larger than the sum of its proper divisors (8966626477).
30507750275 is a wasteful number, since it uses less digits than its factorization.
30507750275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53056990 (or 53056985 counting only the distinct ones).
The product of its (nonzero) digits is 257250, while the sum is 41.
The spelling of 30507750275 in words is "thirty billion, five hundred seven million, seven hundred fifty thousand, two hundred seventy-five".
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