Base | Representation |
---|---|
bin | 110010000100101011… |
… | …0100000100111000001 |
3 | 101021120000200202012112 |
4 | 1210021112200213001 |
5 | 3230210423444311 |
6 | 121222112105105 |
7 | 10524502040240 |
oct | 1441126404701 |
9 | 337500622175 |
10 | 107531078081 |
11 | 41670543579 |
12 | 18a0bb35195 |
13 | a1a8b5c36b |
14 | 52c1342957 |
15 | 2be54aa28b |
hex | 19095a09c1 |
107531078081 has 4 divisors (see below), whose sum is σ = 122892660672. Its totient is φ = 92169495492.
The previous prime is 107531078077. The next prime is 107531078087. The reversal of 107531078081 is 180870135701.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 107531078081 - 22 = 107531078077 is a prime.
It is a super-2 number, since 2×1075310780812 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (107531078087) 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, 7680791285 + ... + 7680791298.
It is an arithmetic number, because the mean of its divisors is an integer number (30723165168).
Almost surely, 2107531078081 is an apocalyptic number.
It is an amenable number.
107531078081 is a deficient number, since it is larger than the sum of its proper divisors (15361582591).
107531078081 is an equidigital number, since it uses as much as digits as its factorization.
107531078081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15361582590.
The product of its (nonzero) digits is 47040, while the sum is 41.
The spelling of 107531078081 in words is "one hundred seven billion, five hundred thirty-one million, seventy-eight thousand, eighty-one".
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