Base | Representation |
---|---|
bin | 1111000011000… |
… | …10001001110100 |
3 | 22210112012121000 |
4 | 13201202021310 |
5 | 224303344111 |
6 | 20305323300 |
7 | 3061642602 |
oct | 741421164 |
9 | 283465530 |
10 | 126231156 |
11 | 65288377 |
12 | 36336530 |
13 | 201c91bc |
14 | 12a9c872 |
15 | b136c56 |
hex | 7862274 |
126231156 has 48 divisors (see below), whose sum is σ = 330299200. Its totient is φ = 41687136.
The previous prime is 126231151. The next prime is 126231179. The reversal of 126231156 is 651132621.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126231151) 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, 6411 + ... + 17133.
Almost surely, 2126231156 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 126231156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165149600).
126231156 is an abundant number, since it is smaller than the sum of its proper divisors (204068044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126231156 is a wasteful number, since it uses less digits than its factorization.
126231156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10845 (or 10837 counting only the distinct ones).
The product of its digits is 2160, while the sum is 27.
The square root of 126231156 is about 11235.2639488354. The cubic root of 126231156 is about 501.6361813145.
Adding to 126231156 its reverse (651132621), we get a palindrome (777363777).
The spelling of 126231156 in words is "one hundred twenty-six million, two hundred thirty-one thousand, one hundred fifty-six".
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