Base | Representation |
---|---|
bin | 11010110011010110111… |
… | …01010000101111100101 |
3 | 10021001001220102121021010 |
4 | 31121223131100233211 |
5 | 110042024003143323 |
6 | 1543022324412433 |
7 | 123351254301360 |
oct | 15315335205745 |
9 | 3231056377233 |
10 | 920925834213 |
11 | 325620696860 |
12 | 12a594247119 |
13 | 68ac5c04228 |
14 | 328046310d7 |
15 | 18e4e6c8c93 |
hex | d66b750be5 |
920925834213 has 16 divisors (see below), whose sum is σ = 1530889698816. Its totient is φ = 478403030640.
The previous prime is 920925834211. The next prime is 920925834247. The reversal of 920925834213 is 312438529029.
It is not a de Polignac number, because 920925834213 - 21 = 920925834211 is a prime.
It is a super-2 number, since 2×9209258342132 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (920925834211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1993345731 + ... + 1993346192.
It is an arithmetic number, because the mean of its divisors is an integer number (95680606176).
Almost surely, 2920925834213 is an apocalyptic number.
It is an amenable number.
920925834213 is a deficient number, since it is larger than the sum of its proper divisors (609963864603).
920925834213 is a wasteful number, since it uses less digits than its factorization.
920925834213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3986691944.
The product of its (nonzero) digits is 933120, while the sum is 48.
The spelling of 920925834213 in words is "nine hundred twenty billion, nine hundred twenty-five million, eight hundred thirty-four thousand, two hundred thirteen".
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