Base | Representation |
---|---|
bin | 100110001111… |
… | …0100110001110 |
3 | 1101201120001112 |
4 | 1030132212032 |
5 | 20113021040 |
6 | 1553412022 |
7 | 332256524 |
oct | 114364616 |
9 | 41646045 |
10 | 20048270 |
11 | 10353620 |
12 | 686a012 |
13 | 41cc3a8 |
14 | 293c314 |
15 | 1b60365 |
hex | 131e98e |
20048270 has 64 divisors (see below), whose sum is σ = 42550272. Its totient is φ = 6720000.
The previous prime is 20048267. The next prime is 20048311. The reversal of 20048270 is 7284002.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132695 + ... + 132845.
It is an arithmetic number, because the mean of its divisors is an integer number (664848).
Almost surely, 220048270 is an apocalyptic number.
20048270 is an abundant number, since it is smaller than the sum of its proper divisors (22502002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20048270 is a wasteful number, since it uses less digits than its factorization.
20048270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 257.
The product of its (nonzero) digits is 896, while the sum is 23.
The square root of 20048270 is about 4477.5294527228. The cubic root of 20048270 is about 271.6599611093.
The spelling of 20048270 in words is "twenty million, forty-eight thousand, two hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •