Base | Representation |
---|---|
bin | 100111100100… |
… | …1011101110100 |
3 | 1110001010002221 |
4 | 1033021131310 |
5 | 20302420043 |
6 | 2020412124 |
7 | 341233141 |
oct | 117113564 |
9 | 43033087 |
10 | 20748148 |
11 | 10791433 |
12 | 6b47044 |
13 | 43b5b15 |
14 | 2a813c8 |
15 | 1c4c8ed |
hex | 13c9774 |
20748148 has 12 divisors (see below), whose sum is σ = 36387232. Its totient is φ = 10351800.
The previous prime is 20748121. The next prime is 20748151. The reversal of 20748148 is 84184702.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3378 + ... + 7273.
Almost surely, 220748148 is an apocalyptic number.
It is an amenable number.
20748148 is a deficient number, since it is larger than the sum of its proper divisors (15639084).
20748148 is a wasteful number, since it uses less digits than its factorization.
20748148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11142 (or 11140 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 34.
The square root of 20748148 is about 4555.0135016265. The cubic root of 20748148 is about 274.7850573869.
The spelling of 20748148 in words is "twenty million, seven hundred forty-eight thousand, one hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •