Search a number
-
+
14172019 = 41345659
BaseRepresentation
bin110110000011…
…111101110011
3222200000100121
4312003331303
512112001034
61223431111
7231313561
oct66037563
928600317
1014172019
117aaa714
1248b5497
132c22814
141c4ca31
15139e1b4
hexd83f73

14172019 has 4 divisors (see below), whose sum is σ = 14517720. Its totient is φ = 13826320.

The previous prime is 14172007. The next prime is 14172061. The reversal of 14172019 is 91027141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91027141 = 372460193.

It is a cyclic number.

It is not a de Polignac number, because 14172019 - 213 = 14163827 is a prime.

It is a super-2 number, since 2×141720192 = 401692245072722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14171984 and 14172002.

It is not an unprimeable number, because it can be changed into a prime (14172419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172789 + ... + 172870.

It is an arithmetic number, because the mean of its divisors is an integer number (3629430).

Almost surely, 214172019 is an apocalyptic number.

14172019 is a deficient number, since it is larger than the sum of its proper divisors (345701).

14172019 is an equidigital number, since it uses as much as digits as its factorization.

14172019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345700.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 14172019 is about 3764.5742123114. The cubic root of 14172019 is about 241.9973305263.

The spelling of 14172019 in words is "fourteen million, one hundred seventy-two thousand, nineteen".

Divisors: 1 41 345659 14172019