Base | Representation |
---|---|
bin | 1000011011011… |
… | …10001110010111 |
3 | 11221001020111101 |
4 | 10031232032113 |
5 | 121100043241 |
6 | 11003250531 |
7 | 1515664102 |
oct | 415561627 |
9 | 157036441 |
10 | 70706071 |
11 | 36a03577 |
12 | 1b819a47 |
13 | 11858017 |
14 | 9567739 |
15 | 6319e31 |
hex | 436e397 |
70706071 has 16 divisors (see below), whose sum is σ = 76843008. Its totient is φ = 64864800.
The previous prime is 70706059. The next prime is 70706159. The reversal of 70706071 is 17060707.
It is a cyclic number.
It is not a de Polignac number, because 70706071 - 29 = 70705559 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70706171) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93025 + ... + 93781.
It is an arithmetic number, because the mean of its divisors is an integer number (4802688).
Almost surely, 270706071 is an apocalyptic number.
70706071 is a deficient number, since it is larger than the sum of its proper divisors (6136937).
70706071 is a wasteful number, since it uses less digits than its factorization.
70706071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 942.
The product of its (nonzero) digits is 2058, while the sum is 28.
The square root of 70706071 is about 8408.6902071607. The cubic root of 70706071 is about 413.5095731405.
Adding to 70706071 its reverse (17060707), we get a palindrome (87766778).
The spelling of 70706071 in words is "seventy million, seven hundred six thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •