Base | Representation |
---|---|
bin | 11000110001101111… |
… | …01100010001011011 |
3 | 1021100001100110021122 |
4 | 30120313230101123 |
5 | 204220322414311 |
6 | 10035543155455 |
7 | 650432306024 |
oct | 143067542133 |
9 | 37301313248 |
10 | 13302154331 |
11 | 57067a0484 |
12 | 26b2a45b8b |
13 | 133cb7524b |
14 | 90293dc4b |
15 | 52cc390db |
hex | 318dec45b |
13302154331 has 4 divisors (see below), whose sum is σ = 13304021664. Its totient is φ = 13300287000.
The previous prime is 13302154321. The next prime is 13302154387. The reversal of 13302154331 is 13345120331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13345120331 = 6661 ⋅2003471.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13302154331 is a prime.
It is a super-2 number, since 2×133021543312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13302154331.
It is not an unprimeable number, because it can be changed into a prime (13302154321) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 922940 + ... + 937241.
It is an arithmetic number, because the mean of its divisors is an integer number (3326005416).
Almost surely, 213302154331 is an apocalyptic number.
13302154331 is a deficient number, since it is larger than the sum of its proper divisors (1867333).
13302154331 is an equidigital number, since it uses as much as digits as its factorization.
13302154331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1867332.
The product of its (nonzero) digits is 3240, while the sum is 26.
Adding to 13302154331 its reverse (13345120331), we get a palindrome (26647274662).
The spelling of 13302154331 in words is "thirteen billion, three hundred two million, one hundred fifty-four thousand, three hundred thirty-one".
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