Base | Representation |
---|---|
bin | 101000000010001… |
… | …1001101011010111 |
3 | 10110121201021202011 |
4 | 1100010121223113 |
5 | 10222343043111 |
6 | 341144125051 |
7 | 45201061000 |
oct | 12004315327 |
9 | 3417637664 |
10 | 1343331031 |
11 | 62a303539 |
12 | 315a66787 |
13 | 1853c9a43 |
14 | ca5a01a7 |
15 | 7cdee021 |
hex | 50119ad7 |
1343331031 has 16 divisors (see below), whose sum is σ = 1634688000. Its totient is φ = 1101358104.
The previous prime is 1343331019. The next prime is 1343331043. The reversal of 1343331031 is 1301333431.
It is an interprime number because it is at equal distance from previous prime (1343331019) and next prime (1343331043).
It is not a de Polignac number, because 1343331031 - 25 = 1343330999 is a prime.
It is a super-2 number, since 2×13433310312 = 3609076517695045922, 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 = 1343330993 and 1343331011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1343331061) 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, 77251 + ... + 93028.
It is an arithmetic number, because the mean of its divisors is an integer number (102168000).
Almost surely, 21343331031 is an apocalyptic number.
1343331031 is a deficient number, since it is larger than the sum of its proper divisors (291356969).
1343331031 is an equidigital number, since it uses as much as digits as its factorization.
1343331031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170323 (or 170309 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 22.
The square root of 1343331031 is about 36651.4806112932. The cubic root of 1343331031 is about 1103.3865414800.
Adding to 1343331031 its reverse (1301333431), we get a palindrome (2644664462).
The spelling of 1343331031 in words is "one billion, three hundred forty-three million, three hundred thirty-one thousand, thirty-one".
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