Base | Representation |
---|---|
bin | 111010000001… |
… | …1111000110001 |
3 | 2010020201201222 |
4 | 1310003320301 |
5 | 30242042000 |
6 | 3004034425 |
7 | 516414350 |
oct | 164037061 |
9 | 63221658 |
10 | 30424625 |
11 | 161a0520 |
12 | a232a15 |
13 | 63c334a |
14 | 407d997 |
15 | 2a0ea85 |
hex | 1d03e31 |
30424625 has 64 divisors (see below), whose sum is σ = 49420800. Its totient is φ = 18144000.
The previous prime is 30424601. The next prime is 30424627. The reversal of 30424625 is 52642403.
It is not a de Polignac number, because 30424625 - 212 = 30420529 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 30424594 and 30424603.
It is not an unprimeable number, because it can be changed into a prime (30424627) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 279071 + ... + 279179.
It is an arithmetic number, because the mean of its divisors is an integer number (772200).
Almost surely, 230424625 is an apocalyptic number.
30424625 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30424625 is a deficient number, since it is larger than the sum of its proper divisors (18996175).
30424625 is a wasteful number, since it uses less digits than its factorization.
30424625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171 (or 161 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 26.
The square root of 30424625 is about 5515.8521553791. The cubic root of 30424625 is about 312.1823973207.
It can be divided in two parts, 3042 and 4625, that added together give a palindrome (7667).
The spelling of 30424625 in words is "thirty million, four hundred twenty-four thousand, six hundred twenty-five".
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