Base | Representation |
---|---|
bin | 1000010110101… |
… | …00010001100010 |
3 | 11212212012111112 |
4 | 10023110101202 |
5 | 120414403430 |
6 | 10541543322 |
7 | 1510426502 |
oct | 413242142 |
9 | 155765445 |
10 | 70075490 |
11 | 36612831 |
12 | 1b574b42 |
13 | 11696cb4 |
14 | 9441a02 |
15 | 6243195 |
hex | 42d4462 |
70075490 has 16 divisors (see below), whose sum is σ = 126316152. Its totient is φ = 27990144.
The previous prime is 70075483. The next prime is 70075507. The reversal of 70075490 is 9457007.
It can be written as a sum of positive squares in 4 ways, for example, as 42941809 + 27133681 = 6553^2 + 5209^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2942 + ... + 12198.
Almost surely, 270075490 is an apocalyptic number.
70075490 is a deficient number, since it is larger than the sum of its proper divisors (56240662).
70075490 is a wasteful number, since it uses less digits than its factorization.
70075490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10021.
The product of its (nonzero) digits is 8820, while the sum is 32.
The square root of 70075490 is about 8371.1104400790. The cubic root of 70075490 is about 412.2766271501.
The spelling of 70075490 in words is "seventy million, seventy-five thousand, four hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •