Base | Representation |
---|---|
bin | 10011001001000111… |
… | …101100110010010100 |
3 | 1222001110011212121012 |
4 | 103021013230302110 |
5 | 314043322424202 |
6 | 13235321511352 |
7 | 1325231015162 |
oct | 231107546224 |
9 | 58043155535 |
10 | 20554108052 |
11 | 8798292665 |
12 | 3b97642558 |
13 | 1c27425c1a |
14 | dcdb24232 |
15 | 804721152 |
hex | 4c91ecc94 |
20554108052 has 24 divisors (see below), whose sum is σ = 36592330152. Its totient is φ = 10100160000.
The previous prime is 20554108039. The next prime is 20554108093. The reversal of 20554108052 is 25080145502.
It can be written as a sum of positive squares in 4 ways, for example, as 9770531716 + 10783576336 = 98846^2 + 103844^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43199 + ... + 207302.
It is an arithmetic number, because the mean of its divisors is an integer number (1524680423).
Almost surely, 220554108052 is an apocalyptic number.
It is an amenable number.
20554108052 is a deficient number, since it is larger than the sum of its proper divisors (16038222100).
20554108052 is a wasteful number, since it uses less digits than its factorization.
20554108052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250859 (or 250857 counting only the distinct ones).
The product of its (nonzero) digits is 16000, while the sum is 32.
The spelling of 20554108052 in words is "twenty billion, five hundred fifty-four million, one hundred eight thousand, fifty-two".
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