Base | Representation |
---|---|
bin | 10111110101100011101… |
… | …001101011111100011100 |
3 | 12210121002211100220120011 |
4 | 113311203221223330130 |
5 | 203314213412141220 |
6 | 3252302314533004 |
7 | 226226341524553 |
oct | 27654351537434 |
9 | 5717084326504 |
10 | 1638054412060 |
11 | 581771014510 |
12 | 225571137164 |
13 | bb610ba2921 |
14 | 593d4724d9a |
15 | 2c9223a565a |
hex | 17d63a6bf1c |
1638054412060 has 48 divisors (see below), whose sum is σ = 3823438181472. Its totient is φ = 584417350400.
The previous prime is 1638054412009. The next prime is 1638054412087. The reversal of 1638054412060 is 602144508361.
It is a happy number.
It is a congruent number.
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, 70230811 + ... + 70254130.
It is an arithmetic number, because the mean of its divisors is an integer number (79654962114).
Almost surely, 21638054412060 is an apocalyptic number.
1638054412060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1638054412060 is an abundant number, since it is smaller than the sum of its proper divisors (2185383769412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1638054412060 is a wasteful number, since it uses less digits than its factorization.
1638054412060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140485014 (or 140485012 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 40.
The spelling of 1638054412060 in words is "one trillion, six hundred thirty-eight billion, fifty-four million, four hundred twelve thousand, sixty".
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