Base | Representation |
---|---|
bin | 111010000010… |
… | …1111000111000 |
3 | 2010021010222122 |
4 | 1310011320320 |
5 | 30242322244 |
6 | 3004140412 |
7 | 516450302 |
oct | 164057070 |
9 | 63233878 |
10 | 30432824 |
11 | 161a66a4 |
12 | a237708 |
13 | 63c6cb6 |
14 | 4082972 |
15 | 2a121ee |
hex | 1d05e38 |
30432824 has 48 divisors (see below), whose sum is σ = 61200960. Its totient is φ = 14169600.
The previous prime is 30432817. The next prime is 30432859. The reversal of 30432824 is 42823403.
It is a super-2 number, since 2×304328242 = 1852313553229952, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30432793 and 30432802.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416852 + ... + 416924.
It is an arithmetic number, because the mean of its divisors is an integer number (1275020).
Almost surely, 230432824 is an apocalyptic number.
It is an amenable number.
30432824 is an abundant number, since it is smaller than the sum of its proper divisors (30768136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30432824 is a wasteful number, since it uses less digits than its factorization.
30432824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192 (or 147 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
The square root of 30432824 is about 5516.5953268298. The cubic root of 30432824 is about 312.2104376946.
The spelling of 30432824 in words is "thirty million, four hundred thirty-two thousand, eight hundred twenty-four".
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