Base | Representation |
---|---|
bin | 1000010111111… |
… | …01000111100110 |
3 | 11220011200222211 |
4 | 10023331013212 |
5 | 120440232130 |
6 | 10545314034 |
7 | 1512024322 |
oct | 413750746 |
9 | 156150884 |
10 | 70242790 |
11 | 367174a2 |
12 | 1b63591a |
13 | 117251a7 |
14 | 9486982 |
15 | 6277a2a |
hex | 42fd1e6 |
70242790 has 16 divisors (see below), whose sum is σ = 128170368. Its totient is φ = 27711936.
The previous prime is 70242751. The next prime is 70242797. The reversal of 70242790 is 9724207.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70242797) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47382 + ... + 48841.
It is an arithmetic number, because the mean of its divisors is an integer number (8010648).
Almost surely, 270242790 is an apocalyptic number.
70242790 is a deficient number, since it is larger than the sum of its proper divisors (57927578).
70242790 is a wasteful number, since it uses less digits than its factorization.
70242790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96303.
The product of its (nonzero) digits is 7056, while the sum is 31.
The square root of 70242790 is about 8381.0971835435. The cubic root of 70242790 is about 412.6044596177.
Adding to 70242790 its reverse (9724207), we get a palindrome (79966997).
The spelling of 70242790 in words is "seventy million, two hundred forty-two thousand, seven hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.102 sec. • engine limits •