Base | Representation |
---|---|
bin | 11001000010110001… |
… | …10011011101001111 |
3 | 1021201000020102100202 |
4 | 30201120303131033 |
5 | 210013413132424 |
6 | 10102050044115 |
7 | 654116026013 |
oct | 144130633517 |
9 | 37630212322 |
10 | 13445052239 |
11 | 577a421823 |
12 | 273287963b |
13 | 1363658618 |
14 | 9178da543 |
15 | 53a5642ae |
hex | 32163374f |
13445052239 has 8 divisors (see below), whose sum is σ = 13915265520. Its totient is φ = 12975278400.
The previous prime is 13445052233. The next prime is 13445052277. The reversal of 13445052239 is 93225054431.
It is a happy number.
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 13445052239 - 212 = 13445048143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13445052233) 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, 46982 + ... + 170579.
It is an arithmetic number, because the mean of its divisors is an integer number (1739408190).
Almost surely, 213445052239 is an apocalyptic number.
13445052239 is a deficient number, since it is larger than the sum of its proper divisors (470213281).
13445052239 is a wasteful number, since it uses less digits than its factorization.
13445052239 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219721.
The product of its (nonzero) digits is 129600, while the sum is 38.
The spelling of 13445052239 in words is "thirteen billion, four hundred forty-five million, fifty-two thousand, two hundred thirty-nine".
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