Base | Representation |
---|---|
bin | 1000011100111… |
… | …01100001011111 |
3 | 11221102002020210 |
4 | 10032131201133 |
5 | 121122243212 |
6 | 11011343503 |
7 | 1520431656 |
oct | 416354137 |
9 | 157362223 |
10 | 70899807 |
11 | 37026090 |
12 | 1b8b1b93 |
13 | 118c5264 |
14 | 95b819d |
15 | 635753c |
hex | 439d85f |
70899807 has 16 divisors (see below), whose sum is σ = 105916032. Its totient is φ = 41807520.
The previous prime is 70899797. The next prime is 70899827.
70899807 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 70899807 - 28 = 70899551 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70899827) 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, 27813 + ... + 30254.
It is an arithmetic number, because the mean of its divisors is an integer number (6619752).
Almost surely, 270899807 is an apocalyptic number.
70899807 is a deficient number, since it is larger than the sum of its proper divisors (35016225).
70899807 is a wasteful number, since it uses less digits than its factorization.
70899807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58118.
The product of its (nonzero) digits is 254016, while the sum is 48.
The square root of 70899807 is about 8420.2023134839. The cubic root of 70899807 is about 413.8869034580.
The spelling of 70899807 in words is "seventy million, eight hundred ninety-nine thousand, eight hundred seven".
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