Base | Representation |
---|---|
bin | 110111010100… |
… | …000010110100 |
3 | 1000021200021210 |
4 | 313110002310 |
5 | 12203000040 |
6 | 1234441420 |
7 | 234151053 |
oct | 67240264 |
9 | 30250253 |
10 | 14500020 |
11 | 8204097 |
12 | 4a33270 |
13 | 3008bc2 |
14 | 1cd639a |
15 | 1416480 |
hex | dd40b4 |
14500020 has 24 divisors (see below), whose sum is σ = 40600224. Its totient is φ = 3866656.
The previous prime is 14500009. The next prime is 14500027. The reversal of 14500020 is 2000541.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 14499969 and 14500005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14500027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120774 + ... + 120893.
It is an arithmetic number, because the mean of its divisors is an integer number (1691676).
Almost surely, 214500020 is an apocalyptic number.
14500020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14500020 is an abundant number, since it is smaller than the sum of its proper divisors (26100204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14500020 is a wasteful number, since it uses less digits than its factorization.
14500020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241679 (or 241677 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 12.
The square root of 14500020 is about 3807.8891790597. The cubic root of 14500020 is about 243.8500601685.
Adding to 14500020 its reverse (2000541), we get a palindrome (16500561).
The spelling of 14500020 in words is "fourteen million, five hundred thousand, twenty".
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