Base | Representation |
---|---|
bin | 11011110011001001001010… |
… | …10010000111101001000111 |
3 | 22000110001112011220110121000 |
4 | 31321210211102013221013 |
5 | 31003032033111441410 |
6 | 334003051231424343 |
7 | 15606363365203266 |
oct | 1571444522075107 |
9 | 260401464813530 |
10 | 61130895030855 |
11 | 18529515625051 |
12 | 6a336b10850b3 |
13 | 28158072954c0 |
14 | 1114a730705dd |
15 | 71024ca26dc0 |
hex | 379925487a47 |
61130895030855 has 64 divisors (see below), whose sum is σ = 123921452430720. Its totient is φ = 28324903385088.
The previous prime is 61130895030781. The next prime is 61130895030871. The reversal of 61130895030855 is 55803059803116.
61130895030855 is a `hidden beast` number, since 6 + 1 + 1 + 3 + 0 + 89 + 503 + 0 + 8 + 55 = 666.
61130895030855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 61130895030855 - 216 = 61130894965319 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1024453072 + ... + 1024512741.
It is an arithmetic number, because the mean of its divisors is an integer number (1936272694230).
Almost surely, 261130895030855 is an apocalyptic number.
61130895030855 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
61130895030855 is an abundant number, since it is smaller than the sum of its proper divisors (62790557399865).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61130895030855 is a wasteful number, since it uses less digits than its factorization.
61130895030855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2048965857 (or 2048965851 counting only the distinct ones).
The product of its (nonzero) digits is 3888000, while the sum is 54.
The spelling of 61130895030855 in words is "sixty-one trillion, one hundred thirty billion, eight hundred ninety-five million, thirty thousand, eight hundred fifty-five".
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