Base | Representation |
---|---|
bin | 111100010001000… |
… | …101110001000111 |
3 | 2121110120212022210 |
4 | 330101011301013 |
5 | 4032321104111 |
6 | 244155354503 |
7 | 34025214255 |
oct | 7421056107 |
9 | 2543525283 |
10 | 1011113031 |
11 | 479824205 |
12 | 242752a33 |
13 | 13162b546 |
14 | 984015d5 |
15 | 5db790a6 |
hex | 3c445c47 |
1011113031 has 16 divisors (see below), whose sum is σ = 1374451200. Its totient is φ = 660982848.
The previous prime is 1011113011. The next prime is 1011113071. The reversal of 1011113031 is 1303111101.
It is not a de Polignac number, because 1011113031 - 26 = 1011112967 is a prime.
It is a super-2 number, since 2×10111130312 = 2044699122916013922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1011112998 and 1011113016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1011113011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65410 + ... + 79376.
It is an arithmetic number, because the mean of its divisors is an integer number (85903200).
Almost surely, 21011113031 is an apocalyptic number.
1011113031 is a deficient number, since it is larger than the sum of its proper divisors (363338169).
1011113031 is a wasteful number, since it uses less digits than its factorization.
1011113031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14438.
The product of its (nonzero) digits is 9, while the sum is 12.
The square root of 1011113031 is about 31798.0035694067. The cubic root of 1011113031 is about 1003.6907056014.
Adding to 1011113031 its reverse (1303111101), we get a palindrome (2314224132).
The spelling of 1011113031 in words is "one billion, eleven million, one hundred thirteen thousand, thirty-one".
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