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14542345 = 525711317
BaseRepresentation
bin110111011110…
…011000001001
31000100211100101
4313132120021
512210323340
61235405401
7234415336
oct67363011
930324311
1014542345
118232974
124a53861
13302224c
141d0798d
151423c9a
hexdde609

14542345 has 8 divisors (see below), whose sum is σ = 17520264. Its totient is φ = 11587584.

The previous prime is 14542321. The next prime is 14542349. The reversal of 14542345 is 54324541.

It can be written as a sum of positive squares in 4 ways, for example, as 9759376 + 4782969 = 3124^2 + 2187^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14542345 - 25 = 14542313 is a prime.

It is a super-2 number, since 2×145423452 = 422959596198050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14542349) 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, 4374 + ... + 6943.

It is an arithmetic number, because the mean of its divisors is an integer number (2190033).

Almost surely, 214542345 is an apocalyptic number.

It is an amenable number.

14542345 is a deficient number, since it is larger than the sum of its proper divisors (2977919).

14542345 is a wasteful number, since it uses less digits than its factorization.

14542345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11579.

The product of its digits is 9600, while the sum is 28.

The square root of 14542345 is about 3813.4426703440. The cubic root of 14542345 is about 244.0870926667.

Adding to 14542345 its reverse (54324541), we get a palindrome (68866886).

The spelling of 14542345 in words is "fourteen million, five hundred forty-two thousand, three hundred forty-five".

Divisors: 1 5 257 1285 11317 56585 2908469 14542345