Base | Representation |
---|---|
bin | 100001011100011… |
… | …0111000110101111 |
3 | 2220012121202210012 |
4 | 1002320313012233 |
5 | 4244240431111 |
6 | 303204403435 |
7 | 36544363016 |
oct | 10270670657 |
9 | 2805552705 |
10 | 1122202031 |
11 | 5264a9aa5 |
12 | 2739a657b |
13 | 14b655492 |
14 | a907ba7d |
15 | 687be48b |
hex | 42e371af |
1122202031 has 4 divisors (see below), whose sum is σ = 1136407200. Its totient is φ = 1107996864.
The previous prime is 1122202001. The next prime is 1122202043. The reversal of 1122202031 is 1302022211.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1122202031 - 210 = 1122201007 is a prime.
It is a super-2 number, since 2×11222020312 = 2518674796761049922, 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 = 1122201997 and 1122202015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1122202001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7102466 + ... + 7102623.
It is an arithmetic number, because the mean of its divisors is an integer number (284101800).
Almost surely, 21122202031 is an apocalyptic number.
1122202031 is a deficient number, since it is larger than the sum of its proper divisors (14205169).
1122202031 is an equidigital number, since it uses as much as digits as its factorization.
1122202031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14205168.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 1122202031 is about 33499.2840371253. The cubic root of 1122202031 is about 1039.1789720174.
Adding to 1122202031 its reverse (1302022211), we get a palindrome (2424224242).
The spelling of 1122202031 in words is "one billion, one hundred twenty-two million, two hundred two thousand, thirty-one".
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