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14820241 = 73203017
BaseRepresentation
bin111000100010…
…001110010001
31000212221112211
4320202032101
512243221431
61245352121
7236653462
oct70421621
930787484
1014820241
118402737
124b68641
1330bb897
141d7ad69
15147b2b1
hexe22391

14820241 has 4 divisors (see below), whose sum is σ = 15023332. Its totient is φ = 14617152.

The previous prime is 14820217. The next prime is 14820259. The reversal of 14820241 is 14202841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14202841 = 73919219.

It can be written as a sum of positive squares in 2 ways, for example, as 3530641 + 11289600 = 1879^2 + 3360^2 .

It is a cyclic number.

It is not a de Polignac number, because 14820241 - 215 = 14787473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14820341) 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, 101436 + ... + 101581.

It is an arithmetic number, because the mean of its divisors is an integer number (3755833).

Almost surely, 214820241 is an apocalyptic number.

It is an amenable number.

14820241 is a deficient number, since it is larger than the sum of its proper divisors (203091).

14820241 is an equidigital number, since it uses as much as digits as its factorization.

14820241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203090.

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 14820241 is about 3849.7066121979. The cubic root of 14820241 is about 245.6320816049.

The spelling of 14820241 in words is "fourteen million, eight hundred twenty thousand, two hundred forty-one".

Divisors: 1 73 203017 14820241