Base | Representation |
---|---|
bin | 111001010111… |
… | …0011010110011 |
3 | 2002120221112010 |
4 | 1302232122303 |
5 | 30144341142 |
6 | 2552334003 |
7 | 513425616 |
oct | 162563263 |
9 | 62527463 |
10 | 30074547 |
11 | 15a814a8 |
12 | a0a4303 |
13 | 62ccbb9 |
14 | 3dcc17d |
15 | 2990e9c |
hex | 1cae6b3 |
30074547 has 16 divisors (see below), whose sum is σ = 44305920. Its totient is φ = 18049152.
The previous prime is 30074533. The next prime is 30074567. The reversal of 30074547 is 74547003.
It is not a de Polignac number, because 30074547 - 24 = 30074531 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30074567) 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, 11647 + ... + 13992.
It is an arithmetic number, because the mean of its divisors is an integer number (2769120).
Almost surely, 230074547 is an apocalyptic number.
30074547 is a deficient number, since it is larger than the sum of its proper divisors (14231373).
30074547 is a wasteful number, since it uses less digits than its factorization.
30074547 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25682.
The product of its (nonzero) digits is 11760, while the sum is 30.
The square root of 30074547 is about 5484.0265316645. The cubic root of 30074547 is about 310.9804097764.
It can be divided in two parts, 300 and 74547, that added together give a palindrome (74847).
The spelling of 30074547 in words is "thirty million, seventy-four thousand, five hundred forty-seven".
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