Base | Representation |
---|---|
bin | 100001001001101… |
… | …0000110010101100 |
3 | 2212112002000112120 |
4 | 1002103100302230 |
5 | 4234230031042 |
6 | 302213232540 |
7 | 36364532406 |
oct | 10223206254 |
9 | 2775060476 |
10 | 1112345772 |
11 | 52098792a |
12 | 270632750 |
13 | 1495b4185 |
14 | a7a33b76 |
15 | 679c3dec |
hex | 424d0cac |
1112345772 has 24 divisors (see below), whose sum is σ = 2600286192. Its totient is φ = 370094400.
The previous prime is 1112345771. The next prime is 1112345789. The reversal of 1112345772 is 2775432111.
It is not an unprimeable number, because it can be changed into a prime (1112345771) 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, 79179 + ... + 92162.
It is an arithmetic number, because the mean of its divisors is an integer number (108345258).
Almost surely, 21112345772 is an apocalyptic number.
1112345772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1112345772 is an abundant number, since it is smaller than the sum of its proper divisors (1487940420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1112345772 is a wasteful number, since it uses less digits than its factorization.
1112345772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171889 (or 171887 counting only the distinct ones).
The product of its digits is 11760, while the sum is 33.
The square root of 1112345772 is about 33351.8481047153. The cubic root of 1112345772 is about 1036.1276644849.
Adding to 1112345772 its reverse (2775432111), we get a palindrome (3887777883).
The spelling of 1112345772 in words is "one billion, one hundred twelve million, three hundred forty-five thousand, seven hundred seventy-two".
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