Base | Representation |
---|---|
bin | 1011111011111111010111… |
… | …1111111000101101011001 |
3 | 1201110202120101201022112100 |
4 | 2332333311333320231121 |
5 | 3210021004034121203 |
6 | 43525354015034013 |
7 | 2523160662243315 |
oct | 276776577705531 |
9 | 51422511638470 |
10 | 13125252254553 |
11 | 420042a7a545a |
12 | 157b91850b909 |
13 | 742924052cca |
14 | 3353a0b34b45 |
15 | 17b6407c0ea3 |
hex | beff5ff8b59 |
13125252254553 has 6 divisors (see below), whose sum is σ = 18958697701034. Its totient is φ = 8750168169696.
The previous prime is 13125252254551. The next prime is 13125252254573. The reversal of 13125252254553 is 35545225252131.
13125252254553 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 5 + 2 + 52 + 2 + 545 + 53 = 666.
It can be written as a sum of positive squares in only one way, i.e., 10959489702144 + 2165762552409 = 3310512^2 + 1471653^2 .
It is not a de Polignac number, because 13125252254553 - 21 = 13125252254551 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13125252254499 and 13125252254508.
It is not an unprimeable number, because it can be changed into a prime (13125252254551) 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, 729180680800 + ... + 729180680817.
Almost surely, 213125252254553 is an apocalyptic number.
It is an amenable number.
13125252254553 is a deficient number, since it is larger than the sum of its proper divisors (5833445446481).
13125252254553 is a wasteful number, since it uses less digits than its factorization.
13125252254553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1458361361623 (or 1458361361620 counting only the distinct ones).
The product of its digits is 1800000, while the sum is 45.
The spelling of 13125252254553 in words is "thirteen trillion, one hundred twenty-five billion, two hundred fifty-two million, two hundred fifty-four thousand, five hundred fifty-three".
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