Base | Representation |
---|---|
bin | 11011001100000… |
… | …01010111010000 |
3 | 120220011012102001 |
4 | 31212001113100 |
5 | 431341231424 |
6 | 34344203344 |
7 | 5436366430 |
oct | 1546012720 |
9 | 526135361 |
10 | 228070864 |
11 | 10781601a |
12 | 64469554 |
13 | 38335198 |
14 | 2240c2c0 |
15 | 15051844 |
hex | d9815d0 |
228070864 has 40 divisors (see below), whose sum is σ = 517341888. Its totient is φ = 95358720.
The previous prime is 228070859. The next prime is 228070879. The reversal of 228070864 is 468070822.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20242 + ... + 29425.
Almost surely, 2228070864 is an apocalyptic number.
It is an amenable number.
228070864 is an abundant number, since it is smaller than the sum of its proper divisors (289271024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228070864 is a wasteful number, since it uses less digits than its factorization.
228070864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49723 (or 49717 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 37.
The square root of 228070864 is about 15102.0152297632. The cubic root of 228070864 is about 610.9747597307.
The spelling of 228070864 in words is "two hundred twenty-eight million, seventy thousand, eight hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •