| Base | Representation |
|---|---|
| bin | 110101011001… |
| … | …111110101000 |
| 3 | 222100021110000 |
| 4 | 311121332220 |
| 5 | 12041000130 |
| 6 | 1220023000 |
| 7 | 226666305 |
| oct | 65317650 |
| 9 | 28307400 |
| 10 | 14000040 |
| 11 | 79a248a |
| 12 | 4831a60 |
| 13 | 2b92462 |
| 14 | 1c060ac |
| 15 | 1368260 |
| hex | d59fa8 |
14000040 has 160 divisors (see below), whose sum is σ = 49005000. Its totient is φ = 3580416.
The previous prime is 14000033. The next prime is 14000059. The reversal of 14000040 is 4000041.
It can be written as a sum of positive squares in 4 ways, for example, as 8608356 + 5391684 = 2934^2 + 2322^2 .
It is a super-2 number, since 2×140000402 = 392002240003200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a junction number, because it is equal to n+sod(n) for n = 13999986 and 14000031.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 93886 + ... + 94034.
Almost surely, 214000040 is an apocalyptic number.
14000040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14000040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24502500).
14000040 is an abundant number, since it is smaller than the sum of its proper divisors (35004960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14000040 is a wasteful number, since it uses less digits than its factorization.
14000040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201 (or 188 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
The square root of 14000040 is about 3741.6627319950. The cubic root of 14000040 is about 241.0144559547.
Adding to 14000040 its reverse (4000041), we get a palindrome (18000081).
Subtracting from 14000040 its reverse (4000041), we obtain a palindrome (9999999).
The spelling of 14000040 in words is "fourteen million, forty", and thus it is an aban number.
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