Base | Representation |
---|---|
bin | 1100100100001… |
… | …10101111010110 |
3 | 21100100100122100 |
4 | 12102012233112 |
5 | 203441100434 |
6 | 14243142530 |
7 | 2416652211 |
oct | 622065726 |
9 | 240310570 |
10 | 105409494 |
11 | 54556793 |
12 | 2b374a46 |
13 | 18ab8aa8 |
14 | dddc778 |
15 | 93c2699 |
hex | 6486bd6 |
105409494 has 24 divisors (see below), whose sum is σ = 228900672. Its totient is φ = 35057520.
The previous prime is 105409489. The next prime is 105409501. The reversal of 105409494 is 494904501.
It is a happy number.
It is a super-2 number, since 2×1054094942 = 22222322850672072, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1947 + ... + 14649.
It is an arithmetic number, because the mean of its divisors is an integer number (9537528).
Almost surely, 2105409494 is an apocalyptic number.
105409494 is an abundant number, since it is smaller than the sum of its proper divisors (123491178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105409494 is a wasteful number, since it uses less digits than its factorization.
105409494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13172 (or 13169 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 105409494 is about 10266.9125836349. The cubic root of 105409494 is about 472.3818937190.
The spelling of 105409494 in words is "one hundred five million, four hundred nine thousand, four hundred ninety-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •