Base | Representation |
---|---|
bin | 111010101001… |
… | …0001110000011 |
3 | 2010212000212022 |
4 | 1311102032003 |
5 | 30332323400 |
6 | 3014552055 |
7 | 522221645 |
oct | 165221603 |
9 | 63760768 |
10 | 30745475 |
11 | 1639a592 |
12 | a36862b |
13 | 64a63b7 |
14 | 4124895 |
15 | 2a74b85 |
hex | 1d52383 |
30745475 has 12 divisors (see below), whose sum is σ = 38204400. Its totient is φ = 24544800.
The previous prime is 30745433. The next prime is 30745499. The reversal of 30745475 is 57454703.
It is not a de Polignac number, because 30745475 - 222 = 26551171 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14801 + ... + 16749.
It is an arithmetic number, because the mean of its divisors is an integer number (3183700).
Almost surely, 230745475 is an apocalyptic number.
30745475 is a deficient number, since it is larger than the sum of its proper divisors (7458925).
30745475 is a wasteful number, since it uses less digits than its factorization.
30745475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2590 (or 2585 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 35.
The square root of 30745475 is about 5544.8602326840. The cubic root of 30745475 is about 313.2759596425.
The spelling of 30745475 in words is "thirty million, seven hundred forty-five thousand, four hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •