Base | Representation |
---|---|
bin | 10010111010010… |
… | …00000101010011 |
3 | 102001111020202121 |
4 | 21131020011103 |
5 | 311102131402 |
6 | 23423555111 |
7 | 3634222540 |
oct | 1135100523 |
9 | 361436677 |
10 | 158630227 |
11 | 815a7268 |
12 | 4515ba97 |
13 | 26b31152 |
14 | 170d3bc7 |
15 | ddd6837 |
hex | 9748153 |
158630227 has 4 divisors (see below), whose sum is σ = 181291696. Its totient is φ = 135968760.
The previous prime is 158630209. The next prime is 158630233. The reversal of 158630227 is 722036851.
It is a happy number.
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 158630227 - 27 = 158630099 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 158630192 and 158630201.
It is not an unprimeable number, because it can be changed into a prime (158630257) 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, 11330724 + ... + 11330737.
It is an arithmetic number, because the mean of its divisors is an integer number (45322924).
Almost surely, 2158630227 is an apocalyptic number.
158630227 is a deficient number, since it is larger than the sum of its proper divisors (22661469).
158630227 is an equidigital number, since it uses as much as digits as its factorization.
158630227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22661468.
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 158630227 is about 12594.8492249808. The cubic root of 158630227 is about 541.3298578448.
It can be divided in two parts, 1586 and 30227, that added together give a palindrome (31813).
The spelling of 158630227 in words is "one hundred fifty-eight million, six hundred thirty thousand, two hundred twenty-seven".
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