Base | Representation |
---|---|
bin | 1101000110110… |
… | …0111101000011 |
3 | 10211102212201102 |
4 | 3101230331003 |
5 | 103033102402 |
6 | 5242125015 |
7 | 1235153612 |
oct | 321547503 |
9 | 124385642 |
10 | 54972227 |
11 | 290374a2 |
12 | 164b076b |
13 | b50965b |
14 | 742d879 |
15 | 4c5d102 |
hex | 346cf43 |
54972227 has 4 divisors (see below), whose sum is σ = 55792776. Its totient is φ = 54151680.
The previous prime is 54972223. The next prime is 54972241. The reversal of 54972227 is 72227945.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54972227 - 22 = 54972223 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54972223) 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, 410174 + ... + 410307.
It is an arithmetic number, because the mean of its divisors is an integer number (13948194).
Almost surely, 254972227 is an apocalyptic number.
54972227 is a deficient number, since it is larger than the sum of its proper divisors (820549).
54972227 is an equidigital number, since it uses as much as digits as its factorization.
54972227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 820548.
The product of its digits is 70560, while the sum is 38.
The square root of 54972227 is about 7414.3257953775. The cubic root of 54972227 is about 380.2312235418.
The spelling of 54972227 in words is "fifty-four million, nine hundred seventy-two thousand, two hundred twenty-seven".
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