Base | Representation |
---|---|
bin | 100000110111110… |
… | …1001100011101111 |
3 | 2211212111201022101 |
4 | 1001233221203233 |
5 | 4224332310111 |
6 | 301241155531 |
7 | 36222300454 |
oct | 10157514357 |
9 | 2755451271 |
10 | 1103010031 |
11 | 516690842 |
12 | 26948bba7 |
13 | 147695a76 |
14 | a66c382b |
15 | 66c7cbc1 |
hex | 41be98ef |
1103010031 has 4 divisors (see below), whose sum is σ = 1167892992. Its totient is φ = 1038127072.
The previous prime is 1103010023. The next prime is 1103010043. The reversal of 1103010031 is 1300103011.
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 1103010031 - 23 = 1103010023 is a prime.
It is a super-2 number, since 2×11030100312 = 2433262256973241922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1103010001) 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, 32441455 + ... + 32441488.
It is an arithmetic number, because the mean of its divisors is an integer number (291973248).
Almost surely, 21103010031 is an apocalyptic number.
1103010031 is a deficient number, since it is larger than the sum of its proper divisors (64882961).
1103010031 is an equidigital number, since it uses as much as digits as its factorization.
1103010031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64882960.
The product of its (nonzero) digits is 9, while the sum is 10.
The square root of 1103010031 is about 33211.5948277104. The cubic root of 1103010031 is about 1033.2208322082.
Adding to 1103010031 its reverse (1300103011), we get a palindrome (2403113042).
The spelling of 1103010031 in words is "one billion, one hundred three million, ten thousand, thirty-one".
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