Base | Representation |
---|---|
bin | 1000110101000… |
… | …11101101001010 |
3 | 12011101012010010 |
4 | 10122203231022 |
5 | 122430231413 |
6 | 11203332350 |
7 | 1556410011 |
oct | 432435512 |
9 | 164335103 |
10 | 74070858 |
11 | 388a1594 |
12 | 209810b6 |
13 | 12465714 |
14 | 9ba1a78 |
15 | 6781dc3 |
hex | 46a3b4a |
74070858 has 8 divisors (see below), whose sum is σ = 148141728. Its totient is φ = 24690284.
The previous prime is 74070847. The next prime is 74070859. The reversal of 74070858 is 85807047.
It is a sphenic number, since it is the product of 3 distinct primes.
74070858 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (74070859) 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, 6172566 + ... + 6172577.
It is an arithmetic number, because the mean of its divisors is an integer number (18517716).
Almost surely, 274070858 is an apocalyptic number.
74070858 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74070858 is a wasteful number, since it uses less digits than its factorization.
74070858 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12345148.
The product of its (nonzero) digits is 62720, while the sum is 39.
The square root of 74070858 is about 8606.4428191907. The cubic root of 74070858 is about 419.9676052112.
The spelling of 74070858 in words is "seventy-four million, seventy thousand, eight hundred fifty-eight".
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