Base | Representation |
---|---|
bin | 11101001010111111010… |
… | …10010100111110000111 |
3 | 10112211012021002010021220 |
4 | 32211133222110332013 |
5 | 112410234032431211 |
6 | 2044244244011423 |
7 | 132262505033553 |
oct | 16453752247607 |
9 | 3484167063256 |
10 | 1002332311431 |
11 | 3570a5506000 |
12 | 142313090b73 |
13 | 7369a544a89 |
14 | 367280c6863 |
15 | 1b1163bb806 |
hex | e95fa94f87 |
1002332311431 has 32 divisors (see below), whose sum is σ = 1470180188160. Its totient is φ = 607394289920.
The previous prime is 1002332311369. The next prime is 1002332311441. The reversal of 1002332311431 is 1341132332001.
It is not a de Polignac number, because 1002332311431 - 26 = 1002332311367 is a prime.
It is a super-2 number, since 2×10023323114312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002332311441) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47518135 + ... + 47539223.
It is an arithmetic number, because the mean of its divisors is an integer number (45943130880).
Almost surely, 21002332311431 is an apocalyptic number.
1002332311431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1002332311431 is a deficient number, since it is larger than the sum of its proper divisors (467847876729).
1002332311431 is a wasteful number, since it uses less digits than its factorization.
1002332311431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33028 (or 33006 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 1002332311431 its reverse (1341132332001), we get a palindrome (2343464643432).
The spelling of 1002332311431 in words is "one trillion, two billion, three hundred thirty-two million, three hundred eleven thousand, four hundred thirty-one".
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