Base | Representation |
---|---|
bin | 11100011011110000… |
… | …111001101110010101 |
3 | 2220210201122220210102 |
4 | 130123300321232111 |
5 | 1000011311402003 |
6 | 22005304103445 |
7 | 2130401415323 |
oct | 343360715625 |
9 | 86721586712 |
10 | 30530575253 |
11 | 11a47794082 |
12 | 5b00764b85 |
13 | 2b57293c59 |
14 | 1698abcd13 |
15 | bda4d1588 |
hex | 71bc39b95 |
30530575253 has 16 divisors (see below), whose sum is σ = 31899096000. Its totient is φ = 29183465472.
The previous prime is 30530575249. The next prime is 30530575261. The reversal of 30530575253 is 35257503503.
It is a cyclic number.
It is not a de Polignac number, because 30530575253 - 22 = 30530575249 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30530574253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8342138 + ... + 8345796.
It is an arithmetic number, because the mean of its divisors is an integer number (1993693500).
Almost surely, 230530575253 is an apocalyptic number.
It is an amenable number.
30530575253 is a deficient number, since it is larger than the sum of its proper divisors (1368520747).
30530575253 is a wasteful number, since it uses less digits than its factorization.
30530575253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6484.
The product of its (nonzero) digits is 236250, while the sum is 38.
The spelling of 30530575253 in words is "thirty billion, five hundred thirty million, five hundred seventy-five thousand, two hundred fifty-three".
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