Base | Representation |
---|---|
bin | 1101101100010001100111… |
… | …0111110101000011111100 |
3 | 1222022011202122220121111212 |
4 | 3123010121313311003330 |
5 | 3433122143334010030 |
6 | 52003503011503552 |
7 | 3112431310252136 |
oct | 333043167650374 |
9 | 58264678817455 |
10 | 15054294438140 |
11 | 4884543822561 |
12 | 18317588b7bb8 |
13 | 8527c98b2259 |
14 | 3a08bb6c2056 |
15 | 1b18e4040595 |
hex | db119df50fc |
15054294438140 has 24 divisors (see below), whose sum is σ = 31614395163792. Its totient is φ = 6021645995520.
The previous prime is 15054294438133. The next prime is 15054294438143. The reversal of 15054294438140 is 4183449245051.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15054294438143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2750069 + ... + 6137708.
It is an arithmetic number, because the mean of its divisors is an integer number (1317266465158).
Almost surely, 215054294438140 is an apocalyptic number.
15054294438140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15054294438140 is an abundant number, since it is smaller than the sum of its proper divisors (16560100725652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15054294438140 is a wasteful number, since it uses less digits than its factorization.
15054294438140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8972477 (or 8972475 counting only the distinct ones).
The product of its (nonzero) digits is 2764800, while the sum is 50.
The spelling of 15054294438140 in words is "fifteen trillion, fifty-four billion, two hundred ninety-four million, four hundred thirty-eight thousand, one hundred forty".
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