Base | Representation |
---|---|
bin | 11001111011110100… |
… | …00000111111001011 |
3 | 1022221100120010100221 |
4 | 30331322000333023 |
5 | 212003410123314 |
6 | 10221341210511 |
7 | 1002015654052 |
oct | 147572007713 |
9 | 38840503327 |
10 | 13923520459 |
11 | 59a5512002 |
12 | 2846b60a37 |
13 | 140b812004 |
14 | 961289399 |
15 | 567577824 |
hex | 33de80fcb |
13923520459 has 8 divisors (see below), whose sum is σ = 13965316160. Its totient is φ = 13881752136.
The previous prime is 13923520453. The next prime is 13923520487. The reversal of 13923520459 is 95402532931.
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 13923520459 - 25 = 13923520427 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13923520453) 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, 1476052 + ... + 1485454.
It is an arithmetic number, because the mean of its divisors is an integer number (1745664520).
Almost surely, 213923520459 is an apocalyptic number.
13923520459 is a deficient number, since it is larger than the sum of its proper divisors (41795701).
13923520459 is an equidigital number, since it uses as much as digits as its factorization.
13923520459 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13689.
The product of its (nonzero) digits is 291600, while the sum is 43.
The spelling of 13923520459 in words is "thirteen billion, nine hundred twenty-three million, five hundred twenty thousand, four hundred fifty-nine".
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