Base | Representation |
---|---|
bin | 110001010000101110… |
… | …0101001000010110100 |
3 | 101010001112111211201202 |
4 | 1202201130221002310 |
5 | 3213123142330103 |
6 | 120333120512032 |
7 | 10433343634262 |
oct | 1424134510264 |
9 | 333045454652 |
10 | 105787855028 |
11 | 40956539269 |
12 | 1860417b618 |
13 | 9c8b95b22b |
14 | 5197a09432 |
15 | 2b42419988 |
hex | 18a17290b4 |
105787855028 has 12 divisors (see below), whose sum is σ = 188266522080. Its totient is φ = 51997420152.
The previous prime is 105787855021. The next prime is 105787855031. The reversal of 105787855028 is 820558787501.
It is a super-2 number, since 2×1057878550282 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105787855021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224126576 + ... + 224127047.
It is an arithmetic number, because the mean of its divisors is an integer number (15688876840).
Almost surely, 2105787855028 is an apocalyptic number.
It is an amenable number.
105787855028 is a deficient number, since it is larger than the sum of its proper divisors (82478667052).
105787855028 is a wasteful number, since it uses less digits than its factorization.
105787855028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 448253686 (or 448253684 counting only the distinct ones).
The product of its (nonzero) digits is 6272000, while the sum is 56.
The spelling of 105787855028 in words is "one hundred five billion, seven hundred eighty-seven million, eight hundred fifty-five thousand, twenty-eight".
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