Base | Representation |
---|---|
bin | 111001011101… |
… | …0111110010000 |
3 | 2002200120001121 |
4 | 1302322332100 |
5 | 30203012333 |
6 | 2553412024 |
7 | 514031545 |
oct | 162727620 |
9 | 62616047 |
10 | 30125968 |
11 | 160070a4 |
12 | a10a014 |
13 | 631a422 |
14 | 4002bcc |
15 | 29a132d |
hex | 1cbaf90 |
30125968 has 20 divisors (see below), whose sum is σ = 58626828. Its totient is φ = 14996480.
The previous prime is 30125951. The next prime is 30125971. The reversal of 30125968 is 86952103.
It can be written as a sum of positive squares in 2 ways, for example, as 8111104 + 22014864 = 2848^2 + 4692^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313 + ... + 7768.
Almost surely, 230125968 is an apocalyptic number.
It is an amenable number.
30125968 is a deficient number, since it is larger than the sum of its proper divisors (28500860).
30125968 is a wasteful number, since it uses less digits than its factorization.
30125968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8322 (or 8316 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 30125968 is about 5488.7127817003. The cubic root of 30125968 is about 311.1575453746.
The spelling of 30125968 in words is "thirty million, one hundred twenty-five thousand, nine hundred sixty-eight".
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