Base | Representation |
---|---|
bin | 111010000101… |
… | …0100101101010 |
3 | 2010022010101121 |
4 | 1310022211222 |
5 | 30243431244 |
6 | 3004405454 |
7 | 516560362 |
oct | 164124552 |
9 | 63263347 |
10 | 30452074 |
11 | 1620a104 |
12 | a24688a |
13 | 64029a3 |
14 | 40899a2 |
15 | 2a17c84 |
hex | 1d0a96a |
30452074 has 4 divisors (see below), whose sum is σ = 45678114. Its totient is φ = 15226036.
The previous prime is 30452057. The next prime is 30452077. The reversal of 30452074 is 47025403.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47025403 = 3739 ⋅12577.
It can be written as a sum of positive squares in only one way, i.e., 30195025 + 257049 = 5495^2 + 507^2 .
It is not an unprimeable number, because it can be changed into a prime (30452077) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7613017 + ... + 7613020.
Almost surely, 230452074 is an apocalyptic number.
30452074 is a deficient number, since it is larger than the sum of its proper divisors (15226040).
30452074 is a wasteful number, since it uses less digits than its factorization.
30452074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15226039.
The product of its (nonzero) digits is 3360, while the sum is 25.
The square root of 30452074 is about 5518.3397865662. The cubic root of 30452074 is about 312.2762524234.
Adding to 30452074 its reverse (47025403), we get a palindrome (77477477).
The spelling of 30452074 in words is "thirty million, four hundred fifty-two thousand, seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •