Base | Representation |
---|---|
bin | 111010001000… |
… | …0100010010000 |
3 | 2010100100210202 |
4 | 1310100202100 |
5 | 30300221212 |
6 | 3005114332 |
7 | 520021400 |
oct | 164204220 |
9 | 63310722 |
10 | 30476432 |
11 | 16226438 |
12 | a2589a8 |
13 | 6410abc |
14 | 4094800 |
15 | 2a200c2 |
hex | 1d10890 |
30476432 has 30 divisors (see below), whose sum is σ = 68690358. Its totient is φ = 13060992.
The previous prime is 30476387. The next prime is 30476443. The reversal of 30476432 is 23467403.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 30426256 + 50176 = 5516^2 + 224^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30476395 and 30476404.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18653 + ... + 20220.
Almost surely, 230476432 is an apocalyptic number.
It is an amenable number.
30476432 is an abundant number, since it is smaller than the sum of its proper divisors (38213926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30476432 is a wasteful number, since it uses less digits than its factorization.
30476432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38895 (or 38882 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 29.
The square root of 30476432 is about 5520.5463497737. The cubic root of 30476432 is about 312.3594913929.
It can be divided in two parts, 3047643 and 2, that multiplied together give a triangular number (6095286 = T3491).
The spelling of 30476432 in words is "thirty million, four hundred seventy-six thousand, four hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •