Base | Representation |
---|---|
bin | 1000011001010… |
… | …11111111010111 |
3 | 11220112110100101 |
4 | 10030223333113 |
5 | 121012403100 |
6 | 10553354531 |
7 | 1513454125 |
oct | 414537727 |
9 | 156473311 |
10 | 70434775 |
11 | 36838764 |
12 | 1b708a47 |
13 | 117916a8 |
14 | 94d6915 |
15 | 62b486a |
hex | 432bfd7 |
70434775 has 12 divisors (see below), whose sum is σ = 87971800. Its totient is φ = 55939680.
The previous prime is 70434751. The next prime is 70434779. The reversal of 70434775 is 57743407.
It is not a de Polignac number, because 70434775 - 27 = 70434647 is a prime.
It is a super-2 number, since 2×704347752 = 9922115058601250, which contains 22 as substring.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70434779) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6660 + ... + 13609.
Almost surely, 270434775 is an apocalyptic number.
70434775 is a deficient number, since it is larger than the sum of its proper divisors (17537025).
70434775 is a wasteful number, since it uses less digits than its factorization.
70434775 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20418 (or 20413 counting only the distinct ones).
The product of its (nonzero) digits is 82320, while the sum is 37.
The square root of 70434775 is about 8392.5428208619. The cubic root of 70434775 is about 412.9800227582.
The spelling of 70434775 in words is "seventy million, four hundred thirty-four thousand, seven hundred seventy-five".
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