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614642242 = 21718077713
BaseRepresentation
bin100100101000101…
…011001001000010
31120211120001122111
4210220223021002
52224322022432
6140553525534
721142241614
oct4450531102
91524501574
10614642242
11295a498a5
12151a138aa
139a454446
145b8b8db4
1538e61347
hex24a2b242

614642242 has 8 divisors (see below), whose sum is σ = 976196556. Its totient is φ = 289243392.

The previous prime is 614642209. The next prime is 614642251. The reversal of 614642242 is 242246416.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 613107121 + 1535121 = 24761^2 + 1239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9038823 + ... + 9038890.

Almost surely, 2614642242 is an apocalyptic number.

614642242 is a deficient number, since it is larger than the sum of its proper divisors (361554314).

614642242 is a wasteful number, since it uses less digits than its factorization.

614642242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18077732.

The product of its digits is 18432, while the sum is 31.

The square root of 614642242 is about 24791.9793885039. The cubic root of 614642242 is about 850.2385683292.

Adding to 614642242 its reverse (242246416), we get a palindrome (856888658).

The spelling of 614642242 in words is "six hundred fourteen million, six hundred forty-two thousand, two hundred forty-two".

Divisors: 1 2 17 34 18077713 36155426 307321121 614642242