Base | Representation |
---|---|
bin | 10011000000101011… |
… | …100001101111011101 |
3 | 1221200120201200210200 |
4 | 103000223201233131 |
5 | 313301100130203 |
6 | 13213302454113 |
7 | 1321561300353 |
oct | 230053415735 |
9 | 57616650720 |
10 | 20412505053 |
11 | 8725366196 |
12 | 3b58134339 |
13 | 1c03ca7075 |
14 | db8dc37d3 |
15 | 7e709e9a3 |
hex | 4c0ae1bdd |
20412505053 has 6 divisors (see below), whose sum is σ = 29484729534. Its totient is φ = 13608336696.
The previous prime is 20412504977. The next prime is 20412505067. The reversal of 20412505053 is 35050521402.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 14568972804 + 5843532249 = 120702^2 + 76443^2 .
It is not a de Polignac number, because 20412505053 - 210 = 20412504029 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20412505753) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1134028050 + ... + 1134028067.
It is an arithmetic number, because the mean of its divisors is an integer number (4914121589).
Almost surely, 220412505053 is an apocalyptic number.
It is an amenable number.
20412505053 is a deficient number, since it is larger than the sum of its proper divisors (9072224481).
20412505053 is a wasteful number, since it uses less digits than its factorization.
20412505053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2268056123 (or 2268056120 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
The spelling of 20412505053 in words is "twenty billion, four hundred twelve million, five hundred five thousand, fifty-three".
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