Base | Representation |
---|---|
bin | 10010110110011000… |
… | …000000001100100100 |
3 | 1221020112101221220100 |
4 | 102312120000030210 |
5 | 312422320133011 |
6 | 13144205104100 |
7 | 1314361613124 |
oct | 226630001444 |
9 | 57215357810 |
10 | 20239614756 |
11 | 864680a149 |
12 | 3b0a258030 |
13 | 1ba722230a |
14 | da005ac84 |
15 | 7d6cecd56 |
hex | 4b6600324 |
20239614756 has 81 divisors (see below), whose sum is σ = 51841180209. Its totient is φ = 6658048800.
The previous prime is 20239614737. The next prime is 20239614817. The reversal of 20239614756 is 65741693202.
The square root of 20239614756 is 142266.
It is a perfect power (a square), and thus also a powerful number.
20239614756 is a `hidden beast` number, since 2 + 0 + 23 + 9 + 614 + 7 + 5 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 223024356 + 20016590400 = 14934^2 + 141480^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 111820986 + ... + 111821166.
Almost surely, 220239614756 is an apocalyptic number.
20239614756 is the 142266-th square number.
It is an amenable number.
20239614756 is an abundant number, since it is smaller than the sum of its proper divisors (31601565453).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20239614756 is a wasteful number, since it uses less digits than its factorization.
20239614756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 634 (or 317 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 45.
The spelling of 20239614756 in words is "twenty billion, two hundred thirty-nine million, six hundred fourteen thousand, seven hundred fifty-six".
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