Base | Representation |
---|---|
bin | 100110001111… |
… | …0101111101110 |
3 | 1101201120220001 |
4 | 1030132233232 |
5 | 20113031003 |
6 | 1553414514 |
7 | 332261353 |
oct | 114365756 |
9 | 41646801 |
10 | 20048878 |
11 | 10354023 |
12 | 686a43a |
13 | 41cc755 |
14 | 293c62a |
15 | 1b6061d |
hex | 131ebee |
20048878 has 8 divisors (see below), whose sum is σ = 31043520. Its totient is φ = 9701040.
The previous prime is 20048869. The next prime is 20048881. The reversal of 20048878 is 87884002.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 161623 + ... + 161746.
It is an arithmetic number, because the mean of its divisors is an integer number (3880440).
Almost surely, 220048878 is an apocalyptic number.
20048878 is a deficient number, since it is larger than the sum of its proper divisors (10994642).
20048878 is a wasteful number, since it uses less digits than its factorization.
20048878 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 323402.
The product of its (nonzero) digits is 28672, while the sum is 37.
The square root of 20048878 is about 4477.5973467921. The cubic root of 20048878 is about 271.6627072746.
The spelling of 20048878 in words is "twenty million, forty-eight thousand, eight hundred seventy-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •