Base | Representation |
---|---|
bin | 1100110011011… |
… | …10000110100011 |
3 | 21111002202222001 |
4 | 12121232012203 |
5 | 204443440411 |
6 | 14354024431 |
7 | 2442635146 |
oct | 631560643 |
9 | 244082861 |
10 | 107405731 |
11 | 5569a574 |
12 | 2bb78117 |
13 | 193375b4 |
14 | 1039c05d |
15 | 9668dc1 |
hex | 666e1a3 |
107405731 has 8 divisors (see below), whose sum is σ = 111366144. Its totient is φ = 103476360.
The previous prime is 107405707. The next prime is 107405789. The reversal of 107405731 is 137504701.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 107405731 - 213 = 107397539 is a prime.
It is a super-2 number, since 2×1074057312 = 23071982103288722, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 107405731.
It is not an unprimeable number, because it can be changed into a prime (107405231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595 + ... + 14668.
It is an arithmetic number, because the mean of its divisors is an integer number (13920768).
Almost surely, 2107405731 is an apocalyptic number.
107405731 is a deficient number, since it is larger than the sum of its proper divisors (3960413).
107405731 is a wasteful number, since it uses less digits than its factorization.
107405731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15521.
The product of its (nonzero) digits is 2940, while the sum is 28.
The square root of 107405731 is about 10363.6736247337. The cubic root of 107405731 is about 475.3452426365.
It can be divided in two parts, 10740 and 5731, that added together give a triangular number (16471 = T181).
The spelling of 107405731 in words is "one hundred seven million, four hundred five thousand, seven hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.108 sec. • engine limits •