Base | Representation |
---|---|
bin | 111111111000001111111000… |
… | …1100111111010100000110110 |
3 | 2201200110122021002201112002220 |
4 | 1333300133301213322200312 |
5 | 1042121404034421240300 |
6 | 5311010111544343210 |
7 | 226231551130566114 |
oct | 17760376147724066 |
9 | 2650418232645086 |
10 | 561884560336950 |
11 | 1530409a4012254 |
12 | 53028baa474b06 |
13 | 1b16a6433300c6 |
14 | 9ca7501c30ab4 |
15 | 44e5d90a33da0 |
hex | 1ff07f19fa836 |
561884560336950 has 48 divisors (see below), whose sum is σ = 1393487316099216. Its totient is φ = 149834419696000.
The previous prime is 561884560336937. The next prime is 561884560336951. The reversal of 561884560336950 is 59633065488165.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (561884560336951) 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, 2831757 + ... + 33642056.
It is an arithmetic number, because the mean of its divisors is an integer number (29030985752067).
Almost surely, 2561884560336950 is an apocalyptic number.
561884560336950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
561884560336950 is an abundant number, since it is smaller than the sum of its proper divisors (831602755762266).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
561884560336950 is a wasteful number, since it uses less digits than its factorization.
561884560336950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36576529 (or 36576524 counting only the distinct ones).
The product of its (nonzero) digits is 559872000, while the sum is 69.
The spelling of 561884560336950 in words is "five hundred sixty-one trillion, eight hundred eighty-four billion, five hundred sixty million, three hundred thirty-six thousand, nine hundred fifty".
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