Base | Representation |
---|---|
bin | 110011101000010010… |
… | …000110010100010010 |
3 | 12022002110212102111200 |
4 | 303220102012110102 |
5 | 1402013241304010 |
6 | 41244532052030 |
7 | 4001525613216 |
oct | 635022062422 |
9 | 168073772450 |
10 | 55436666130 |
11 | 2156860985a |
12 | a8b1764016 |
13 | 52c620a131 |
14 | 297c7bc946 |
15 | 1696d03cc0 |
hex | ce8486512 |
55436666130 has 96 divisors (see below), whose sum is σ = 152035228800. Its totient is φ = 13976084736.
The previous prime is 55436666119. The next prime is 55436666167. The reversal of 55436666130 is 3166663455.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 799486 + ... + 866054.
It is an arithmetic number, because the mean of its divisors is an integer number (1583700300).
Almost surely, 255436666130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55436666130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76017614400).
55436666130 is an abundant number, since it is smaller than the sum of its proper divisors (96598562670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55436666130 is a wasteful number, since it uses less digits than its factorization.
55436666130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67088 (or 67085 counting only the distinct ones).
The product of its (nonzero) digits is 1166400, while the sum is 45.
The spelling of 55436666130 in words is "fifty-five billion, four hundred thirty-six million, six hundred sixty-six thousand, one hundred thirty".
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