Base | Representation |
---|---|
bin | 10111010111001001… |
… | …01111100011001100 |
3 | 1012101002101101210111 |
4 | 23223210233203030 |
5 | 201141301243200 |
6 | 5432315045404 |
7 | 622544021422 |
oct | 135344574314 |
9 | 35332341714 |
10 | 12542212300 |
11 | 535682a812 |
12 | 2520440864 |
13 | 124b5a93c7 |
14 | 86da41112 |
15 | 4d61760ba |
hex | 2eb92f8cc |
12542212300 has 18 divisors (see below), whose sum is σ = 27216600908. Its totient is φ = 5016884880.
The previous prime is 12542212289. The next prime is 12542212313. The reversal of 12542212300 is 321224521.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62710962 + ... + 62711161.
Almost surely, 212542212300 is an apocalyptic number.
12542212300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12542212300 is an abundant number, since it is smaller than the sum of its proper divisors (14674388608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12542212300 is a wasteful number, since it uses less digits than its factorization.
12542212300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125422137 (or 125422130 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
Adding to 12542212300 its reverse (321224521), we get a palindrome (12863436821).
It can be divided in two parts, 1254221 and 2300, that added together give a palindrome (1256521).
The spelling of 12542212300 in words is "twelve billion, five hundred forty-two million, two hundred twelve thousand, three hundred".
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