Base | Representation |
---|---|
bin | 10111011000011000… |
… | …01011011001110000 |
3 | 1012101210211121110021 |
4 | 23230030023121300 |
5 | 201201423100000 |
6 | 5433324413224 |
7 | 623030625454 |
oct | 135414133160 |
9 | 35353747407 |
10 | 12552550000 |
11 | 5361650671 |
12 | 25239a7214 |
13 | 12507888a3 |
14 | 871172664 |
15 | 4d701911a |
hex | 2ec30b670 |
12552550000 has 60 divisors (see below), whose sum is σ = 30398882472. Its totient is φ = 5021000000.
The previous prime is 12552549949. The next prime is 12552550019. The reversal of 12552550000 is 5525521.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75526 + ... + 175525.
Almost surely, 212552550000 is an apocalyptic number.
12552550000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12552550000 is an abundant number, since it is smaller than the sum of its proper divisors (17846332472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12552550000 is an frugal number, since it uses more digits than its factorization.
12552550000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251084 (or 251058 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 25.
The spelling of 12552550000 in words is "twelve billion, five hundred fifty-two million, five hundred fifty thousand".
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