Base | Representation |
---|---|
bin | 11000011101100111… |
… | …00110110010010011 |
3 | 1020220021122022221111 |
4 | 30032303212302103 |
5 | 203344111423443 |
6 | 10011112234151 |
7 | 643312205542 |
oct | 141663466223 |
9 | 36807568844 |
10 | 13133311123 |
11 | 562a459039 |
12 | 266639b957 |
13 | 1313ba961a |
14 | 8c834c159 |
15 | 51ced669d |
hex | 30ece6c93 |
13133311123 has 8 divisors (see below), whose sum is σ = 13517072640. Its totient is φ = 12755071560.
The previous prime is 13133311117. The next prime is 13133311129. The reversal of 13133311123 is 32111333131.
It is an interprime number because it is at equal distance from previous prime (13133311117) and next prime (13133311129).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13133311123 is a prime.
It is a super-2 number, since 2×131333111232 (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 = 13133311094 and 13133311103.
It is not an unprimeable number, because it can be changed into a prime (13133311129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1375663 + ... + 1385176.
It is an arithmetic number, because the mean of its divisors is an integer number (1689634080).
Almost surely, 213133311123 is an apocalyptic number.
13133311123 is a deficient number, since it is larger than the sum of its proper divisors (383761517).
13133311123 is an equidigital number, since it uses as much as digits as its factorization.
13133311123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2760977.
The product of its digits is 486, while the sum is 22.
Adding to 13133311123 its reverse (32111333131), we get a palindrome (45244644254).
The spelling of 13133311123 in words is "thirteen billion, one hundred thirty-three million, three hundred eleven thousand, one hundred twenty-three".
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