Base | Representation |
---|---|
bin | 111010001110… |
… | …0011110001101 |
3 | 2010102211212121 |
4 | 1310130132031 |
5 | 30303302300 |
6 | 3010132541 |
7 | 520314055 |
oct | 164343615 |
9 | 63384777 |
10 | 30525325 |
11 | 1625a146 |
12 | a281151 |
13 | 642a12c |
14 | 40a8565 |
15 | 2a2e81a |
hex | 1d1c78d |
30525325 has 24 divisors (see below), whose sum is σ = 39247488. Its totient is φ = 23537280.
The previous prime is 30525293. The next prime is 30525367. The reversal of 30525325 is 52352503.
It is not a de Polignac number, because 30525325 - 25 = 30525293 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30525325.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97369 + ... + 97681.
It is an arithmetic number, because the mean of its divisors is an integer number (1635312).
Almost surely, 230525325 is an apocalyptic number.
It is an amenable number.
30525325 is a deficient number, since it is larger than the sum of its proper divisors (8722163).
30525325 is a wasteful number, since it uses less digits than its factorization.
30525325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 453 (or 448 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 25.
The square root of 30525325 is about 5524.9728506120. The cubic root of 30525325 is about 312.5264404295.
Adding to 30525325 its reverse (52352503), we get a palindrome (82877828).
The spelling of 30525325 in words is "thirty million, five hundred twenty-five thousand, three hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •