Base | Representation |
---|---|
bin | 10010111010110101… |
… | …01100000010001010 |
3 | 222012212120211011010 |
4 | 21131122230002022 |
5 | 131300221234121 |
6 | 4355520144350 |
7 | 506463606231 |
oct | 113532540212 |
9 | 28185524133 |
10 | 10157211786 |
11 | 4342532607 |
12 | 1b757680b6 |
13 | c5b442ab7 |
14 | 6c4da7b18 |
15 | 3e6ab4376 |
hex | 25d6ac08a |
10157211786 has 32 divisors (see below), whose sum is σ = 21412952640. Its totient is φ = 3203138304.
The previous prime is 10157211733. The next prime is 10157211797. The reversal of 10157211786 is 68711275101.
It is a Curzon 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, 22786 + ... + 144338.
It is an arithmetic number, because the mean of its divisors is an integer number (669154770).
Almost surely, 210157211786 is an apocalyptic number.
10157211786 is an abundant number, since it is smaller than the sum of its proper divisors (11255740854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10157211786 is a wasteful number, since it uses less digits than its factorization.
10157211786 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122310.
The product of its (nonzero) digits is 23520, while the sum is 39.
Adding to 10157211786 its reverse (68711275101), we get a palindrome (78868486887).
The spelling of 10157211786 in words is "ten billion, one hundred fifty-seven million, two hundred eleven thousand, seven hundred eighty-six".
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