Base | Representation |
---|---|
bin | 111010100100… |
… | …0001100110000 |
3 | 2010202221120012 |
4 | 1311020030300 |
5 | 30330020212 |
6 | 3014034052 |
7 | 521661203 |
oct | 165101460 |
9 | 63687505 |
10 | 30704432 |
11 | 16371770 |
12 | a348928 |
13 | 6490805 |
14 | 411393a |
15 | 2a67922 |
hex | 1d48330 |
30704432 has 20 divisors (see below), whose sum is σ = 64898376. Its totient is φ = 13956480.
The previous prime is 30704423. The next prime is 30704497. The reversal of 30704432 is 23440703.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30704398 and 30704407.
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, 87053 + ... + 87404.
Almost surely, 230704432 is an apocalyptic number.
It is an amenable number.
30704432 is an abundant number, since it is smaller than the sum of its proper divisors (34193944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30704432 is a wasteful number, since it uses less digits than its factorization.
30704432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174476 (or 174470 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 23.
The square root of 30704432 is about 5541.1580017177. The cubic root of 30704432 is about 313.1364972678.
The spelling of 30704432 in words is "thirty million, seven hundred four thousand, four hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •