Base | Representation |
---|---|
bin | 110100110011… |
… | …100101010001 |
3 | 222001021201011 |
4 | 310303211101 |
5 | 12020432034 |
6 | 1212410521 |
7 | 225442633 |
oct | 64634521 |
9 | 28037634 |
10 | 13842769 |
11 | 78a5306 |
12 | 4776a41 |
13 | 2b389b5 |
14 | 1ba4a53 |
15 | 1336864 |
hex | d33951 |
13842769 has 8 divisors (see below), whose sum is σ = 14192640. Its totient is φ = 13495296.
The previous prime is 13842761. The next prime is 13842779. The reversal of 13842769 is 96724831.
13842769 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
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 13842769 - 23 = 13842761 is a prime.
It is a super-2 number, since 2×138427692 = 383244507174722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13842761) 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, 17617 + ... + 18385.
It is an arithmetic number, because the mean of its divisors is an integer number (1774080).
Almost surely, 213842769 is an apocalyptic number.
It is an amenable number.
13842769 is a deficient number, since it is larger than the sum of its proper divisors (349871).
13842769 is an equidigital number, since it uses as much as digits as its factorization.
13842769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1199.
The product of its digits is 72576, while the sum is 40.
The square root of 13842769 is about 3720.5871848406. The cubic root of 13842769 is about 240.1085677784.
It can be divided in two parts, 1384 and 2769, that multiplied together give a triangular number (3832296 = T2768).
The spelling of 13842769 in words is "thirteen million, eight hundred forty-two thousand, seven hundred sixty-nine".
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