Base | Representation |
---|---|
bin | 110101111010… |
… | …001011111101 |
3 | 222120222102010 |
4 | 311322023331 |
5 | 12104210330 |
6 | 1222521433 |
7 | 231056031 |
oct | 65721375 |
9 | 28528363 |
10 | 14131965 |
11 | 7a82611 |
12 | 4896279 |
13 | 2c0a513 |
14 | 1c3c1c1 |
15 | 13923b0 |
hex | d7a2fd |
14131965 has 16 divisors (see below), whose sum is σ = 23223168. Its totient is φ = 7333056.
The previous prime is 14131951. The next prime is 14131969. The reversal of 14131965 is 56913141.
It is not a de Polignac number, because 14131965 - 219 = 13607677 is a prime.
It is a super-2 number, since 2×141319652 = 399424869522450, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14131969) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12177 + ... + 13286.
It is an arithmetic number, because the mean of its divisors is an integer number (1451448).
Almost surely, 214131965 is an apocalyptic number.
14131965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
14131965 is a deficient number, since it is larger than the sum of its proper divisors (9091203).
14131965 is a wasteful number, since it uses less digits than its factorization.
14131965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25508.
The product of its digits is 3240, while the sum is 30.
The square root of 14131965 is about 3759.2505902108. The cubic root of 14131965 is about 241.7691318696.
The spelling of 14131965 in words is "fourteen million, one hundred thirty-one thousand, nine hundred sixty-five".
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