Base | Representation |
---|---|
bin | 1110110011110110100… |
… | …0000110101010000100 |
3 | 220022202011002111012002 |
4 | 3230331220012222010 |
5 | 13132041332244133 |
6 | 312515311444432 |
7 | 24245120522234 |
oct | 3547550065204 |
9 | 808664074162 |
10 | 254436993668 |
11 | 989a7060270 |
12 | 4138a526718 |
13 | 1acbb3a5230 |
14 | c459bd9cc4 |
15 | 694260dce8 |
hex | 3b3da06a84 |
254436993668 has 48 divisors (see below), whose sum is σ = 523970732544. Its totient is φ = 106580759040.
The previous prime is 254436993649. The next prime is 254436993683. The reversal of 254436993668 is 866399634452.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19205 + ... + 713612.
It is an arithmetic number, because the mean of its divisors is an integer number (10916056928).
Almost surely, 2254436993668 is an apocalyptic number.
It is an amenable number.
254436993668 is an abundant number, since it is smaller than the sum of its proper divisors (269533738876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
254436993668 is a wasteful number, since it uses less digits than its factorization.
254436993668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 733452 (or 733450 counting only the distinct ones).
The product of its digits is 201553920, while the sum is 65.
The spelling of 254436993668 in words is "two hundred fifty-four billion, four hundred thirty-six million, nine hundred ninety-three thousand, six hundred sixty-eight".
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