Base | Representation |
---|---|
bin | 111010111101… |
… | …0011010110111 |
3 | 2011011101201211 |
4 | 1311322122313 |
5 | 30403111020 |
6 | 3022302251 |
7 | 523506004 |
oct | 165723267 |
9 | 64141654 |
10 | 30910135 |
11 | 164a2273 |
12 | a427987 |
13 | 6533329 |
14 | 41688ab |
15 | 2aa885a |
hex | 1d7a6b7 |
30910135 has 8 divisors (see below), whose sum is σ = 37133280. Its totient is φ = 24700704.
The previous prime is 30910039. The next prime is 30910147. The reversal of 30910135 is 53101903.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30910135 - 29 = 30909623 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2454 + ... + 8236.
It is an arithmetic number, because the mean of its divisors is an integer number (4641660).
Almost surely, 230910135 is an apocalyptic number.
30910135 is a deficient number, since it is larger than the sum of its proper divisors (6223145).
30910135 is a wasteful number, since it uses less digits than its factorization.
30910135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6857.
The product of its (nonzero) digits is 405, while the sum is 22.
The square root of 30910135 is about 5559.6883905485. The cubic root of 30910135 is about 313.8342228774.
It can be divided in two parts, 309101 and 35, that added together give a square (309136 = 5562).
The spelling of 30910135 in words is "thirty million, nine hundred ten thousand, one hundred thirty-five".
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