Base | Representation |
---|---|
bin | 111111011100110001… |
… | …0010011001110100110 |
3 | 111000200222010201122000 |
4 | 1332321202103032212 |
5 | 4213023212402130 |
6 | 142332343150130 |
7 | 12562366242201 |
oct | 1767142231646 |
9 | 430628121560 |
10 | 136256762790 |
11 | 52871432675 |
12 | 224a8145346 |
13 | cb06210235 |
14 | 6848434938 |
15 | 38272b9260 |
hex | 1fb98933a6 |
136256762790 has 128 divisors (see below), whose sum is σ = 366501957120. Its totient is φ = 36021158784.
The previous prime is 136256762779. The next prime is 136256762791. The reversal of 136256762790 is 97267652631.
136256762790 is a `hidden beast` number, since 1 + 3 + 6 + 2 + 5 + 6 + 7 + 627 + 9 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (136256762791) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19792689 + ... + 19799571.
It is an arithmetic number, because the mean of its divisors is an integer number (2863296540).
Almost surely, 2136256762790 is an apocalyptic number.
136256762790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 136256762790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183250978560).
136256762790 is an abundant number, since it is smaller than the sum of its proper divisors (230245194330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
136256762790 is a wasteful number, since it uses less digits than its factorization.
136256762790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7523 (or 7517 counting only the distinct ones).
The product of its (nonzero) digits is 5715360, while the sum is 54.
The spelling of 136256762790 in words is "one hundred thirty-six billion, two hundred fifty-six million, seven hundred sixty-two thousand, seven hundred ninety".
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