Base | Representation |
---|---|
bin | 1011011001001101100011… |
… | …10100011011111001011001 |
3 | 10021201021200210110110120100 |
4 | 11230212301310123321121 |
5 | 11241002210023104203 |
6 | 125142203410450013 |
7 | 5164126221125403 |
oct | 554466164337131 |
9 | 107637623413510 |
10 | 25055527550553 |
11 | 7a8aa98119145 |
12 | 2987b19593909 |
13 | 10c9959356796 |
14 | 6289a04bdb73 |
15 | 2d6b4235eea3 |
hex | 16c9b1d1be59 |
25055527550553 has 12 divisors (see below), whose sum is σ = 36226764518308. Its totient is φ = 16687324905120.
The previous prime is 25055527550551. The next prime is 25055527550723. The reversal of 25055527550553 is 35505572555052.
It can be written as a sum of positive squares in 2 ways, for example, as 20451812327424 + 4603715223129 = 4522368^2 + 2145627^2 .
It is not a de Polignac number, because 25055527550553 - 21 = 25055527550551 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 25055527550553.
It is not an unprimeable number, because it can be changed into a prime (25055527550551) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1363334350 + ... + 1363352727.
Almost surely, 225055527550553 is an apocalyptic number.
It is an amenable number.
25055527550553 is a deficient number, since it is larger than the sum of its proper divisors (11171236967755).
25055527550553 is a wasteful number, since it uses less digits than its factorization.
25055527550553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2726688104 (or 2726688101 counting only the distinct ones).
The product of its (nonzero) digits is 32812500, while the sum is 54.
The spelling of 25055527550553 in words is "twenty-five trillion, fifty-five billion, five hundred twenty-seven million, five hundred fifty thousand, five hundred fifty-three".
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