Base | Representation |
---|---|
bin | 10011010101110101… |
… | …101111001000101100 |
3 | 1222121022201110021210 |
4 | 103111311233020230 |
5 | 320012440043032 |
6 | 13312423354420 |
7 | 1333431601443 |
oct | 232565571054 |
9 | 58538643253 |
10 | 20767502892 |
11 | 8897794334 |
12 | 4036bb2a10 |
13 | 1c5c6c0066 |
14 | 10101d1d5a |
15 | 8183242cc |
hex | 4d5d6f22c |
20767502892 has 48 divisors (see below), whose sum is σ = 51196275200. Its totient is φ = 6533939520.
The previous prime is 20767502879. The next prime is 20767502963. The reversal of 20767502892 is 29820576702.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106267 + ... + 229842.
Almost surely, 220767502892 is an apocalyptic number.
It is an amenable number.
20767502892 is an abundant number, since it is smaller than the sum of its proper divisors (30428772308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20767502892 is a wasteful number, since it uses less digits than its factorization.
20767502892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 336406 (or 336404 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 48.
The spelling of 20767502892 in words is "twenty billion, seven hundred sixty-seven million, five hundred two thousand, eight hundred ninety-two".
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