Base | Representation |
---|---|
bin | 11011110001111011011010… |
… | …11001111111110100100011 |
3 | 22000022001210021101122021022 |
4 | 31320331231121333310203 |
5 | 31001341042234220223 |
6 | 333531545350120055 |
7 | 15603355135065500 |
oct | 1570755531776443 |
9 | 260261707348238 |
10 | 61089155382563 |
11 | 18512846693550 |
12 | 6a275a265002b |
13 | 28118b4993c69 |
14 | 1112a3381a4a7 |
15 | 70e108458ac8 |
hex | 378f6d67fd23 |
61089155382563 has 24 divisors (see below), whose sum is σ = 77536429917120. Its totient is φ = 47593789973520.
The previous prime is 61089155382547. The next prime is 61089155382583. The reversal of 61089155382563 is 36528355198016.
It is not a de Polignac number, because 61089155382563 - 24 = 61089155382547 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 61089155382496 and 61089155382505.
It is not an unprimeable number, because it can be changed into a prime (61089155382533) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6549233 + ... + 12847986.
It is an arithmetic number, because the mean of its divisors is an integer number (3230684579880).
Almost surely, 261089155382563 is an apocalyptic number.
61089155382563 is a deficient number, since it is larger than the sum of its proper divisors (16447274534557).
61089155382563 is a wasteful number, since it uses less digits than its factorization.
61089155382563 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19403087 (or 19403080 counting only the distinct ones).
The product of its (nonzero) digits is 46656000, while the sum is 62.
The spelling of 61089155382563 in words is "sixty-one trillion, eighty-nine billion, one hundred fifty-five million, three hundred eighty-two thousand, five hundred sixty-three".
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