Base | Representation |
---|---|
bin | 11010001100100011111101… |
… | …010010001001110111010110 |
3 | 120002221012110212211222100111 |
4 | 122030203331102021313112 |
5 | 110100120100222030200 |
6 | 1045011511515033234 |
7 | 33160552652634430 |
oct | 3214437522116726 |
9 | 502835425758314 |
10 | 115212452142550 |
11 | 3378a365719954 |
12 | 10b08b4113b81a |
13 | 4c396453b6379 |
14 | 2064453481650 |
15 | d4be1868c0ba |
hex | 68c8fd489dd6 |
115212452142550 has 48 divisors (see below), whose sum is σ = 244911062545920. Its totient is φ = 39501040044960.
The previous prime is 115212452142527. The next prime is 115212452142563. The reversal of 115212452142550 is 55241254212511.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37025187 + ... + 40016113.
It is an arithmetic number, because the mean of its divisors is an integer number (5102313803040).
Almost surely, 2115212452142550 is an apocalyptic number.
115212452142550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
115212452142550 is an abundant number, since it is smaller than the sum of its proper divisors (129698610403370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115212452142550 is a wasteful number, since it uses less digits than its factorization.
115212452142550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3101005 (or 3101000 counting only the distinct ones).
The product of its (nonzero) digits is 160000, while the sum is 40.
The spelling of 115212452142550 in words is "one hundred fifteen trillion, two hundred twelve billion, four hundred fifty-two million, one hundred forty-two thousand, five hundred fifty".
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