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14130020 = 2251275563
BaseRepresentation
bin110101111001…
…101101100100
3222120212202002
4311321231210
512104130040
61222504432
7231050252
oct65715544
928525662
1014130020
117a81103
124895118
132c09678
141c3b5d2
151391a15
hexd79b64

14130020 has 24 divisors (see below), whose sum is σ = 29912064. Its totient is φ = 5606496.

The previous prime is 14130007. The next prime is 14130029. The reversal of 14130020 is 2003141.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 14129983 and 14130010.

It is not an unprimeable number, because it can be changed into a prime (14130029) 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, 242 + ... + 5321.

It is an arithmetic number, because the mean of its divisors is an integer number (1246336).

Almost surely, 214130020 is an apocalyptic number.

14130020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14130020 is an abundant number, since it is smaller than the sum of its proper divisors (15782044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14130020 is a wasteful number, since it uses less digits than its factorization.

14130020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5699 (or 5697 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 14130020 is about 3758.9918861312. The cubic root of 14130020 is about 241.7580396982.

Adding to 14130020 its reverse (2003141), we get a palindrome (16133161).

The spelling of 14130020 in words is "fourteen million, one hundred thirty thousand, twenty".

Divisors: 1 2 4 5 10 20 127 254 508 635 1270 2540 5563 11126 22252 27815 55630 111260 706501 1413002 2826004 3532505 7065010 14130020