Base | Representation |
---|---|
bin | 10010110110001001… |
… | …001111000000010010 |
3 | 1221020021010021012020 |
4 | 102312021033000102 |
5 | 312420322241000 |
6 | 13143550112310 |
7 | 1314313660002 |
oct | 226611170022 |
9 | 57207107166 |
10 | 20235743250 |
11 | 8644605458 |
12 | 3b08aab696 |
13 | 1ba6498098 |
14 | d9d730002 |
15 | 7d67d5ba0 |
hex | 4b624f012 |
20235743250 has 64 divisors (see below), whose sum is σ = 52250140800. Its totient is φ = 5210116800.
The previous prime is 20235743249. The next prime is 20235743287. The reversal of 20235743250 is 5234753202.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443440 + ... + 486939.
It is an arithmetic number, because the mean of its divisors is an integer number (816408450).
Almost surely, 220235743250 is an apocalyptic number.
20235743250 is an abundant number, since it is smaller than the sum of its proper divisors (32014397550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20235743250 is a wasteful number, since it uses less digits than its factorization.
20235743250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 930428 (or 930418 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 33.
The spelling of 20235743250 in words is "twenty billion, two hundred thirty-five million, seven hundred forty-three thousand, two hundred fifty".
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