Base | Representation |
---|---|
bin | 100110111011… |
… | …0010110100010 |
3 | 1102101211010021 |
4 | 1031312112202 |
5 | 20211021324 |
6 | 2005224054 |
7 | 335314465 |
oct | 115662642 |
9 | 42354107 |
10 | 20407714 |
11 | 10579688 |
12 | 6a0202a |
13 | 42c6b92 |
14 | 29d32dc |
15 | 1bd1ae4 |
hex | 13765a2 |
20407714 has 16 divisors (see below), whose sum is σ = 31458240. Its totient is φ = 9923760.
The previous prime is 20407711. The next prime is 20407721. The reversal of 20407714 is 41770402.
It is not an unprimeable number, because it can be changed into a prime (20407711) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30544 + ... + 31204.
It is an arithmetic number, because the mean of its divisors is an integer number (1966140).
Almost surely, 220407714 is an apocalyptic number.
20407714 is a deficient number, since it is larger than the sum of its proper divisors (11050526).
20407714 is a wasteful number, since it uses less digits than its factorization.
20407714 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1065.
The product of its (nonzero) digits is 1568, while the sum is 25.
The square root of 20407714 is about 4517.4897896952. The cubic root of 20407714 is about 273.2738779401.
The spelling of 20407714 in words is "twenty million, four hundred seven thousand, seven hundred fourteen".
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