Base | Representation |
---|---|
bin | 111001101011… |
… | …1010101101000 |
3 | 2002220110102201 |
4 | 1303113111220 |
5 | 30220222102 |
6 | 3000105544 |
7 | 515024353 |
oct | 163272550 |
9 | 62813381 |
10 | 30242152 |
11 | 16086416 |
12 | a1652b4 |
13 | 635b285 |
14 | 403329a |
15 | 29c5987 |
hex | 1cd7568 |
30242152 has 16 divisors (see below), whose sum is σ = 56764800. Its totient is φ = 15104880.
The previous prime is 30242131. The next prime is 30242189. The reversal of 30242152 is 25124203.
It is a super-2 number, since 2×302421522 = 1829175515182208, which contains 22 as substring.
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, 10377 + ... + 12967.
It is an arithmetic number, because the mean of its divisors is an integer number (3547800).
Almost surely, 230242152 is an apocalyptic number.
It is an amenable number.
30242152 is a deficient number, since it is larger than the sum of its proper divisors (26522648).
30242152 is a wasteful number, since it uses less digits than its factorization.
30242152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4056 (or 4052 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 30242152 is about 5499.2864991742. The cubic root of 30242152 is about 311.5570363110.
Adding to 30242152 its reverse (25124203), we get a palindrome (55366355).
The spelling of 30242152 in words is "thirty million, two hundred forty-two thousand, one hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •