Base | Representation |
---|---|
bin | 111010000010… |
… | …0001000010000 |
3 | 2010020210002200 |
4 | 1310010020100 |
5 | 30242104431 |
6 | 3004043200 |
7 | 516420264 |
oct | 164041020 |
9 | 63223080 |
10 | 30425616 |
11 | 161a1241 |
12 | a233500 |
13 | 63c3930 |
14 | 40800a4 |
15 | 2a0eee6 |
hex | 1d04210 |
30425616 has 60 divisors (see below), whose sum is σ = 91705068. Its totient is φ = 9361152.
The previous prime is 30425599. The next prime is 30425617. The reversal of 30425616 is 61652403.
30425616 is a `hidden beast` number, since 3 + 0 + 42 + 5 + 616 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 12278016 + 18147600 = 3504^2 + 4260^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 30425616.
It is not an unprimeable number, because it can be changed into a prime (30425617) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6255 + ... + 9998.
Almost surely, 230425616 is an apocalyptic number.
30425616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
30425616 is an abundant number, since it is smaller than the sum of its proper divisors (61279452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30425616 is a wasteful number, since it uses less digits than its factorization.
30425616 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16280 (or 16271 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 30425616 is about 5515.9419866420. The cubic root of 30425616 is about 312.1857867834.
The spelling of 30425616 in words is "thirty million, four hundred twenty-five thousand, six hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •