Base | Representation |
---|---|
bin | 1000011001101… |
… | …01000111000111 |
3 | 11220121100121002 |
4 | 10030311013013 |
5 | 121020102020 |
6 | 10554243515 |
7 | 1514001056 |
oct | 414650707 |
9 | 156540532 |
10 | 70472135 |
11 | 36863838 |
12 | 1b72659b |
13 | 117a56b6 |
14 | 950639d |
15 | 62c0975 |
hex | 43351c7 |
70472135 has 4 divisors (see below), whose sum is σ = 84566568. Its totient is φ = 56377704.
The previous prime is 70472131. The next prime is 70472167. The reversal of 70472135 is 53127407.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 70472135 - 22 = 70472131 is a prime.
It is a super-2 number, since 2×704721352 = 9932643622916450, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 70472098 and 70472107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70472131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7047209 + ... + 7047218.
It is an arithmetic number, because the mean of its divisors is an integer number (21141642).
Almost surely, 270472135 is an apocalyptic number.
70472135 is a deficient number, since it is larger than the sum of its proper divisors (14094433).
70472135 is a wasteful number, since it uses less digits than its factorization.
70472135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14094432.
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 70472135 is about 8394.7683112758. The cubic root of 70472135 is about 413.0530274471.
It can be divided in two parts, 70472 and 135, that added together give a palindrome (70607).
The spelling of 70472135 in words is "seventy million, four hundred seventy-two thousand, one hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •