Base | Representation |
---|---|
bin | 111001110100… |
… | …0111010101111 |
3 | 2010001010012122 |
4 | 1303220322233 |
5 | 30230023114 |
6 | 3001423155 |
7 | 515444321 |
oct | 163507257 |
9 | 63033178 |
10 | 30314159 |
11 | 16125527 |
12 | a19aabb |
13 | 6384c95 |
14 | 4051611 |
15 | 29dbe8e |
hex | 1ce8eaf |
30314159 has 4 divisors (see below), whose sum is σ = 30458040. Its totient is φ = 30170280.
The previous prime is 30314113. The next prime is 30314189. The reversal of 30314159 is 95141303.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30314159 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30314189) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71624 + ... + 72045.
It is an arithmetic number, because the mean of its divisors is an integer number (7614510).
Almost surely, 230314159 is an apocalyptic number.
30314159 is a deficient number, since it is larger than the sum of its proper divisors (143881).
30314159 is a wasteful number, since it uses less digits than its factorization.
30314159 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143880.
The product of its (nonzero) digits is 1620, while the sum is 26.
The square root of 30314159 is about 5505.8295469439. The cubic root of 30314159 is about 311.8041142479.
The spelling of 30314159 in words is "thirty million, three hundred fourteen thousand, one hundred fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •