Base | Representation |
---|---|
bin | 10100101100111010… |
… | …00101110100110111 |
3 | 1001200120012222001002 |
4 | 22112131011310313 |
5 | 140230210034111 |
6 | 5034502353515 |
7 | 542263441235 |
oct | 122635056467 |
9 | 31616188032 |
10 | 11114143031 |
11 | 479370a182 |
12 | 21a212b89b |
13 | 10817806c4 |
14 | 776103955 |
15 | 450ad963b |
hex | 296745d37 |
11114143031 has 4 divisors (see below), whose sum is σ = 11114616000. Its totient is φ = 11113670064.
The previous prime is 11114143021. The next prime is 11114143127. The reversal of 11114143031 is 13034141111.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13034141111 = 17 ⋅766714183.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11114143031 is a prime.
It is a super-2 number, since 2×111141430312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11114142994 and 11114143012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11114143021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199286 + ... + 248883.
It is an arithmetic number, because the mean of its divisors is an integer number (2778654000).
Almost surely, 211114143031 is an apocalyptic number.
11114143031 is a deficient number, since it is larger than the sum of its proper divisors (472969).
11114143031 is an equidigital number, since it uses as much as digits as its factorization.
11114143031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 472968.
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 11114143031 its reverse (13034141111), we get a palindrome (24148284142).
The spelling of 11114143031 in words is "eleven billion, one hundred fourteen million, one hundred forty-three thousand, thirty-one".
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