Base | Representation |
---|---|
bin | 111010101000… |
… | …1100001000010 |
3 | 2010211212220121 |
4 | 1311101201002 |
5 | 30332230334 |
6 | 3014530454 |
7 | 522210361 |
oct | 165214102 |
9 | 63755817 |
10 | 30742594 |
11 | 16398403 |
12 | a366a2a |
13 | 64a4cac |
14 | 41237d8 |
15 | 2a73db4 |
hex | 1d51842 |
30742594 has 4 divisors (see below), whose sum is σ = 46113894. Its totient is φ = 15371296.
The previous prime is 30742571. The next prime is 30742601. The reversal of 30742594 is 49524703.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49524703 = 401 ⋅123503.
It can be written as a sum of positive squares in only one way, i.e., 19686969 + 11055625 = 4437^2 + 3325^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7685647 + ... + 7685650.
Almost surely, 230742594 is an apocalyptic number.
30742594 is a deficient number, since it is larger than the sum of its proper divisors (15371300).
30742594 is a wasteful number, since it uses less digits than its factorization.
30742594 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15371299.
The product of its (nonzero) digits is 30240, while the sum is 34.
The square root of 30742594 is about 5544.6004364607. The cubic root of 30742594 is about 313.2661741783.
The spelling of 30742594 in words is "thirty million, seven hundred forty-two thousand, five hundred ninety-four".
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