Base | Representation |
---|---|
bin | 10011001101010111… |
… | …000110101010001100 |
3 | 1222020102001111221021 |
4 | 103031113012222030 |
5 | 314220031130202 |
6 | 13250342443524 |
7 | 1330053526633 |
oct | 231527065214 |
9 | 58212044837 |
10 | 20625255052 |
11 | 8824467436 |
12 | 3bb74335a4 |
13 | 1c390a683c |
14 | dd936451a |
15 | 80aac6a37 |
hex | 4cd5c6a8c |
20625255052 has 12 divisors (see below), whose sum is σ = 36156755320. Its totient is φ = 10294753536.
The previous prime is 20625255023. The next prime is 20625255089. The reversal of 20625255052 is 25055252602.
It is a super-2 number, since 2×206252550522 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20625254999 and 20625255017.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4465902 + ... + 4470517.
Almost surely, 220625255052 is an apocalyptic number.
It is an amenable number.
20625255052 is a deficient number, since it is larger than the sum of its proper divisors (15531500268).
20625255052 is a wasteful number, since it uses less digits than its factorization.
20625255052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8937000 (or 8936998 counting only the distinct ones).
The product of its (nonzero) digits is 60000, while the sum is 34.
It can be divided in two parts, 206252550 and 52, that added together give a palindrome (206252602).
The spelling of 20625255052 in words is "twenty billion, six hundred twenty-five million, two hundred fifty-five thousand, fifty-two".
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