Base | Representation |
---|---|
bin | 10010110101011100… |
… | …01001001000001010 |
3 | 222002201110210212100 |
4 | 21122232021020022 |
5 | 131202131330132 |
6 | 4351222454230 |
7 | 505404261243 |
oct | 113256111012 |
9 | 28081423770 |
10 | 10111980042 |
11 | 4319a492aa |
12 | 1b62594376 |
13 | c51c66b58 |
14 | 6bcd91cca |
15 | 3e2b2c37c |
hex | 25ab8920a |
10111980042 has 24 divisors (see below), whose sum is σ = 21911535360. Its totient is φ = 3370314600.
The previous prime is 10111980041. The next prime is 10111980059. The reversal of 10111980042 is 24008911101.
It is a junction number, because it is equal to n+sod(n) for n = 10111979988 and 10111980015.
It is not an unprimeable number, because it can be changed into a prime (10111980041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201559 + ... + 246677.
It is an arithmetic number, because the mean of its divisors is an integer number (912980640).
Almost surely, 210111980042 is an apocalyptic number.
10111980042 is an abundant number, since it is smaller than the sum of its proper divisors (11799555318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10111980042 is a wasteful number, since it uses less digits than its factorization.
10111980042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57578 (or 57575 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 27.
The spelling of 10111980042 in words is "ten billion, one hundred eleven million, nine hundred eighty thousand, forty-two".
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