Base | Representation |
---|---|
bin | 110011010100110… |
… | …111100011010000 |
3 | 2020000022211200220 |
4 | 303110313203100 |
5 | 3230420432212 |
6 | 221240313040 |
7 | 30224205132 |
oct | 6324674320 |
9 | 2200284626 |
10 | 861108432 |
11 | 402089568 |
12 | 200472780 |
13 | 10952a522 |
14 | 82515052 |
15 | 508e838c |
hex | 335378d0 |
861108432 has 40 divisors (see below), whose sum is σ = 2271866496. Its totient is φ = 280928256.
The previous prime is 861108427. The next prime is 861108433. The reversal of 861108432 is 234801168.
861108432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×8611084322 = 1483015463322997248, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 861108393 and 861108402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (861108433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188593 + ... + 193104.
Almost surely, 2861108432 is an apocalyptic number.
It is an amenable number.
861108432 is an abundant number, since it is smaller than the sum of its proper divisors (1410758064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
861108432 is a wasteful number, since it uses less digits than its factorization.
861108432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 381755 (or 381749 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 33.
The square root of 861108432 is about 29344.6491204104. The cubic root of 861108432 is about 951.3769255793.
The spelling of 861108432 in words is "eight hundred sixty-one million, one hundred eight thousand, four hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.002 sec. • engine limits •