Base | Representation |
---|---|
bin | 1101011001100… |
… | …10001001010111 |
3 | 21211111122222020 |
4 | 12230302021113 |
5 | 212233344111 |
6 | 15053104223 |
7 | 2533260426 |
oct | 654621127 |
9 | 254448866 |
10 | 112403031 |
11 | 584a3074 |
12 | 31788073 |
13 | 1a397090 |
14 | 10cdd2bd |
15 | 9d04906 |
hex | 6b32257 |
112403031 has 32 divisors (see below), whose sum is σ = 179907840. Its totient is φ = 61668864.
The previous prime is 112403023. The next prime is 112403033. The reversal of 112403031 is 130304211.
It is not a de Polignac number, because 112403031 - 23 = 112403023 is a prime.
It is a super-2 number, since 2×1124030312 = 25268882755973922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 112403031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112403033) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8136 + ... + 17058.
It is an arithmetic number, because the mean of its divisors is an integer number (5622120).
Almost surely, 2112403031 is an apocalyptic number.
112403031 is a deficient number, since it is larger than the sum of its proper divisors (67504809).
112403031 is a wasteful number, since it uses less digits than its factorization.
112403031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8975.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 112403031 is about 10602.0295698512. The cubic root of 112403031 is about 482.6059523736.
Adding to 112403031 its reverse (130304211), we get a palindrome (242707242).
It can be divided in two parts, 11 and 2403031, that added together give a palindrome (2403042).
The spelling of 112403031 in words is "one hundred twelve million, four hundred three thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •