Base | Representation |
---|---|
bin | 11100100010010100… |
… | …00010100101101100 |
3 | 1110112200201100000021 |
4 | 32101022002211230 |
5 | 222333434332002 |
6 | 11012113411524 |
7 | 1051435544215 |
oct | 162112024554 |
9 | 43480640007 |
10 | 15320230252 |
11 | 6551963818 |
12 | 2b76869ba4 |
13 | 15a1cab002 |
14 | a5498240c |
15 | 5e9ebc737 |
hex | 39128296c |
15320230252 has 24 divisors (see below), whose sum is σ = 28225940400. Its totient is φ = 7255803456.
The previous prime is 15320230201. The next prime is 15320230259. The reversal of 15320230252 is 25203202351.
It is not an unprimeable number, because it can be changed into a prime (15320230259) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 649074 + ... + 672262.
It is an arithmetic number, because the mean of its divisors is an integer number (1176080850).
Almost surely, 215320230252 is an apocalyptic number.
It is an amenable number.
15320230252 is a deficient number, since it is larger than the sum of its proper divisors (12905710148).
15320230252 is a wasteful number, since it uses less digits than its factorization.
15320230252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31905 (or 31903 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 25.
The spelling of 15320230252 in words is "fifteen billion, three hundred twenty million, two hundred thirty thousand, two hundred fifty-two".
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