Base | Representation |
---|---|
bin | 1101011101101… |
… | …10100001001111 |
3 | 21212112012201201 |
4 | 12232312201033 |
5 | 212403221411 |
6 | 15112450331 |
7 | 2541006250 |
oct | 656664117 |
9 | 255465651 |
10 | 112945231 |
11 | 58833473 |
12 | 319a99a7 |
13 | 1a526ac9 |
14 | 11000b27 |
15 | 9db03c1 |
hex | 6bb684f |
112945231 has 8 divisors (see below), whose sum is σ = 129596544. Its totient is φ = 96423000.
The previous prime is 112945223. The next prime is 112945237. The reversal of 112945231 is 132549211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 112945231 - 23 = 112945223 is a prime.
It is a super-2 number, since 2×1129452312 = 25513250411286722, 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 112945231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112945237) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30385 + ... + 33898.
It is an arithmetic number, because the mean of its divisors is an integer number (16199568).
Almost surely, 2112945231 is an apocalyptic number.
112945231 is a deficient number, since it is larger than the sum of its proper divisors (16651313).
112945231 is an equidigital number, since it uses as much as digits as its factorization.
112945231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64541.
The product of its digits is 2160, while the sum is 28.
The square root of 112945231 is about 10627.5693834479. The cubic root of 112945231 is about 483.3806922547.
It can be divided in two parts, 1129 and 45231, that added together give a triangular number (46360 = T304).
The spelling of 112945231 in words is "one hundred twelve million, nine hundred forty-five thousand, two hundred thirty-one".
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