Base | Representation |
---|---|
bin | 11010011010100001… |
… | …101010010001001011 |
3 | 2201012121201002021102 |
4 | 122122201222101023 |
5 | 431041223201143 |
6 | 21010210532015 |
7 | 2022562506311 |
oct | 323241522113 |
9 | 81177632242 |
10 | 28362318923 |
11 | 11034875aa4 |
12 | 55b659700b |
13 | 289ccc8143 |
14 | 1530b460b1 |
15 | b0ee850b8 |
hex | 69a86a44b |
28362318923 has 8 divisors (see below), whose sum is σ = 29597853600. Its totient is φ = 27126983488.
The previous prime is 28362318899. The next prime is 28362318961. The reversal of 28362318923 is 32981326382.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28362318923 - 210 = 28362317899 is a prime.
It is a super-2 number, since 2×283623189232 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28362318973) 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, 290693 + ... + 375801.
It is an arithmetic number, because the mean of its divisors is an integer number (3699731700).
Almost surely, 228362318923 is an apocalyptic number.
28362318923 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
28362318923 is a deficient number, since it is larger than the sum of its proper divisors (1235534677).
28362318923 is a wasteful number, since it uses less digits than its factorization.
28362318923 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99621.
The product of its digits is 746496, while the sum is 47.
The spelling of 28362318923 in words is "twenty-eight billion, three hundred sixty-two million, three hundred eighteen thousand, nine hundred twenty-three".
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