Base | Representation |
---|---|
bin | 10000111101011101… |
… | …01110100110001100 |
3 | 212111120121100120100 |
4 | 20132232232212030 |
5 | 122122002004211 |
6 | 4103310251100 |
7 | 441433322565 |
oct | 103656564614 |
9 | 25446540510 |
10 | 9105500556 |
11 | 39528aa379 |
12 | 19214b6a90 |
13 | b2159b669 |
14 | 62543916c |
15 | 3845bb156 |
hex | 21ebae98c |
9105500556 has 18 divisors (see below), whose sum is σ = 23016682052. Its totient is φ = 3035166840.
The previous prime is 9105500527. The next prime is 9105500557. The reversal of 9105500556 is 6550055019.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 252930571 = 9105500556 / (9 + 1 + 0 + 5 + 5 + 0 + 0 + 5 + 5 + 6).
It is a self number, because there is not a number n which added to its sum of digits gives 9105500556.
It is not an unprimeable number, because it can be changed into a prime (9105500557) 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, 126465250 + ... + 126465321.
Almost surely, 29105500556 is an apocalyptic number.
It is an amenable number.
9105500556 is an abundant number, since it is smaller than the sum of its proper divisors (13911181496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9105500556 is a wasteful number, since it uses less digits than its factorization.
9105500556 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252930581 (or 252930576 counting only the distinct ones).
The product of its (nonzero) digits is 33750, while the sum is 36.
The square root of 9105500556 is about 95422.7465335179. The cubic root of 9105500556 is about 2088.1800473402.
The spelling of 9105500556 in words is "nine billion, one hundred five million, five hundred thousand, five hundred fifty-six".
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