Base | Representation |
---|---|
bin | 111001110111… |
… | …0111100111011 |
3 | 2010002101010001 |
4 | 1303232330323 |
5 | 30231321000 |
6 | 3002133431 |
7 | 515606350 |
oct | 163567473 |
9 | 63071101 |
10 | 30338875 |
11 | 16142056 |
12 | a1b1277 |
13 | 63932c8 |
14 | 405a627 |
15 | 29e446a |
hex | 1ceef3b |
30338875 has 16 divisors (see below), whose sum is σ = 43273152. Its totient is φ = 20803200.
The previous prime is 30338857. The next prime is 30338879. The reversal of 30338875 is 57883303.
It is not a de Polignac number, because 30338875 - 27 = 30338747 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30338879) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16462 + ... + 18211.
It is an arithmetic number, because the mean of its divisors is an integer number (2704572).
Almost surely, 230338875 is an apocalyptic number.
30338875 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30338875 is a deficient number, since it is larger than the sum of its proper divisors (12934277).
30338875 is an equidigital number, since it uses as much as digits as its factorization.
30338875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34695 (or 34685 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 37.
The square root of 30338875 is about 5508.0736196968. The cubic root of 30338875 is about 311.8888321623. Note that the first 4 decimals are identical.
It can be divided in two parts, 30338 and 875, that added together give a palindrome (31213).
The spelling of 30338875 in words is "thirty million, three hundred thirty-eight thousand, eight hundred seventy-five".
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