Base | Representation |
---|---|
bin | 1010001111000… |
… | …1000001100010 |
3 | 2222210002021011 |
4 | 2203301001202 |
5 | 41442232044 |
6 | 4132051134 |
7 | 1030621102 |
oct | 243610142 |
9 | 88702234 |
10 | 42930274 |
11 | 22262172 |
12 | 12463aaa |
13 | 8b8153a |
14 | 59b7202 |
15 | 3b80134 |
hex | 28f1062 |
42930274 has 4 divisors (see below), whose sum is σ = 64395414. Its totient is φ = 21465136.
The previous prime is 42930269. The next prime is 42930281. The reversal of 42930274 is 47203924.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 26471025 + 16459249 = 5145^2 + 4057^2 .
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10732567 + ... + 10732570.
Almost surely, 242930274 is an apocalyptic number.
42930274 is a deficient number, since it is larger than the sum of its proper divisors (21465140).
42930274 is a wasteful number, since it uses less digits than its factorization.
42930274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21465139.
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 42930274 is about 6552.1198096494. The cubic root of 42930274 is about 350.1503408547.
It can be divided in two parts, 429 and 30274, that added together give a palindrome (30703).
The spelling of 42930274 in words is "forty-two million, nine hundred thirty thousand, two hundred seventy-four".
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