Base | Representation |
---|---|
bin | 1100111011000… |
… | …10111001100100 |
3 | 21112222201101200 |
4 | 12131202321210 |
5 | 210223032140 |
6 | 14431322500 |
7 | 2454312351 |
oct | 635427144 |
9 | 245881350 |
10 | 108408420 |
11 | 5621493a |
12 | 30380430 |
13 | 195c8ac3 |
14 | 1057d628 |
15 | 97b6030 |
hex | 6762e64 |
108408420 has 36 divisors (see below), whose sum is σ = 328839420. Its totient is φ = 28908864.
The previous prime is 108408413. The next prime is 108408449. The reversal of 108408420 is 24804801.
It can be written as a sum of positive squares in 2 ways, for example, as 30404196 + 78004224 = 5514^2 + 8832^2 .
It is a tau number, because it is divible by the number of its divisors (36).
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, 300955 + ... + 301314.
Almost surely, 2108408420 is an apocalyptic number.
108408420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
108408420 is an abundant number, since it is smaller than the sum of its proper divisors (220431000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108408420 is a wasteful number, since it uses less digits than its factorization.
108408420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 602284 (or 602279 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 108408420 is about 10411.9364193218. The cubic root of 108408420 is about 476.8198626265.
The spelling of 108408420 in words is "one hundred eight million, four hundred eight thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •