Base | Representation |
---|---|
bin | 111001101100… |
… | …1000010001001 |
3 | 2002220210221221 |
4 | 1303121002021 |
5 | 30220432342 |
6 | 3000202041 |
7 | 515053534 |
oct | 163310211 |
9 | 62823857 |
10 | 30249097 |
11 | 1609065a |
12 | a169321 |
13 | 6361498 |
14 | 4035a1b |
15 | 29c7a67 |
hex | 1cd9089 |
30249097 has 4 divisors (see below), whose sum is σ = 30340816. Its totient is φ = 30157380.
The previous prime is 30249077. The next prime is 30249113. The reversal of 30249097 is 79094203.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30249097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30249047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45363 + ... + 46024.
It is an arithmetic number, because the mean of its divisors is an integer number (7585204).
Almost surely, 230249097 is an apocalyptic number.
It is an amenable number.
30249097 is a deficient number, since it is larger than the sum of its proper divisors (91719).
30249097 is an equidigital number, since it uses as much as digits as its factorization.
30249097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91718.
The product of its (nonzero) digits is 13608, while the sum is 34.
The square root of 30249097 is about 5499.9179084783. The cubic root of 30249097 is about 311.5808837982.
It can be divided in two parts, 3024 and 9097, that added together give a palindrome (12121).
The spelling of 30249097 in words is "thirty million, two hundred forty-nine thousand, ninety-seven".
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