Base | Representation |
---|---|
bin | 110101000111… |
… | …010110111001 |
3 | 222012101211011 |
4 | 311013112321 |
5 | 12031030034 |
6 | 1214233521 |
7 | 226231036 |
oct | 65072671 |
9 | 28171734 |
10 | 13923769 |
11 | 7950152 |
12 | 47b58a1 |
13 | 2b66822 |
14 | 1bc638d |
15 | 1350864 |
hex | d475b9 |
13923769 has 8 divisors (see below), whose sum is σ = 14168000. Its totient is φ = 13681872.
The previous prime is 13923761. The next prime is 13923779. The reversal of 13923769 is 96732931.
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 13923769 - 23 = 13923761 is a prime.
It is a super-2 number, since 2×139237692 = 387742686330722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13923761) 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, 14692 + ... + 15610.
It is an arithmetic number, because the mean of its divisors is an integer number (1771000).
Almost surely, 213923769 is an apocalyptic number.
It is an amenable number.
13923769 is a deficient number, since it is larger than the sum of its proper divisors (244231).
13923769 is a wasteful number, since it uses less digits than its factorization.
13923769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1167.
The product of its digits is 61236, while the sum is 40.
The square root of 13923769 is about 3731.4566860678. The cubic root of 13923769 is about 240.5759834717.
The spelling of 13923769 in words is "thirteen million, nine hundred twenty-three thousand, seven hundred sixty-nine".
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