Base | Representation |
---|---|
bin | 100001011100001… |
… | …1010100010100111 |
3 | 2220012101211021212 |
4 | 1002320122202213 |
5 | 4244223210111 |
6 | 303202102035 |
7 | 36543364634 |
oct | 10270324247 |
9 | 2805354255 |
10 | 1122085031 |
11 | 52642a101 |
12 | 27394a91b |
13 | 14b614152 |
14 | a904b18b |
15 | 6879998b |
hex | 42e1a8a7 |
1122085031 has 4 divisors (see below), whose sum is σ = 1122181872. Its totient is φ = 1121988192.
The previous prime is 1122084967. The next prime is 1122085067. The reversal of 1122085031 is 1305802211.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 1122085031 - 26 = 1122084967 is a prime.
It is a super-2 number, since 2×11220850312 = 2518149633588541922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1122084988 and 1122085006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1122085931) 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, 28235 + ... + 55148.
It is an arithmetic number, because the mean of its divisors is an integer number (280545468).
Almost surely, 21122085031 is an apocalyptic number.
1122085031 is a deficient number, since it is larger than the sum of its proper divisors (96841).
1122085031 is an equidigital number, since it uses as much as digits as its factorization.
1122085031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96840.
The product of its (nonzero) digits is 480, while the sum is 23.
The square root of 1122085031 is about 33497.5376856270. The cubic root of 1122085031 is about 1039.1428560710.
Adding to 1122085031 its reverse (1305802211), we get a palindrome (2427887242).
The spelling of 1122085031 in words is "one billion, one hundred twenty-two million, eighty-five thousand, thirty-one".
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