Base | Representation |
---|---|
bin | 111001011111… |
… | …1111000100110 |
3 | 2002201120122201 |
4 | 1302333320212 |
5 | 30204133321 |
6 | 2554045114 |
7 | 514144315 |
oct | 162777046 |
9 | 62646581 |
10 | 30146086 |
11 | 16020223 |
12 | a11979a |
13 | 6326629 |
14 | 400a27c |
15 | 29a7291 |
hex | 1cbfe26 |
30146086 has 4 divisors (see below), whose sum is σ = 45219132. Its totient is φ = 15073042.
The previous prime is 30146069. The next prime is 30146089. The reversal of 30146086 is 68064103.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×301460862 = 1817573002238792, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30146089) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7536520 + ... + 7536523.
It is an arithmetic number, because the mean of its divisors is an integer number (11304783).
Almost surely, 230146086 is an apocalyptic number.
30146086 is a deficient number, since it is larger than the sum of its proper divisors (15073046).
30146086 is a wasteful number, since it uses less digits than its factorization.
30146086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15073045.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 30146086 is about 5490.5451459759. The cubic root of 30146086 is about 311.2267932139.
The spelling of 30146086 in words is "thirty million, one hundred forty-six thousand, eighty-six".
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