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67230241 = 135171557
BaseRepresentation
bin1000000000111…
…01101000100001
311200111122112221
410000131220201
5114202331431
610400551041
71444306351
oct400355041
9150448487
1067230241
1134a4a091
121a622481
1310c0bc10
148d00b61
155d80111
hex401da21

67230241 has 4 divisors (see below), whose sum is σ = 72401812. Its totient is φ = 62058672.

The previous prime is 67230239. The next prime is 67230253. The reversal of 67230241 is 14203276.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3294225 + 63936016 = 1815^2 + 7996^2 .

It is not a de Polignac number, because 67230241 - 21 = 67230239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67230941) 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, 2585766 + ... + 2585791.

It is an arithmetic number, because the mean of its divisors is an integer number (18100453).

Almost surely, 267230241 is an apocalyptic number.

It is an amenable number.

67230241 is a deficient number, since it is larger than the sum of its proper divisors (5171571).

67230241 is a wasteful number, since it uses less digits than its factorization.

67230241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5171570.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 67230241 is about 8199.4049174315. The cubic root of 67230241 is about 406.6195193781.

The spelling of 67230241 in words is "sixty-seven million, two hundred thirty thousand, two hundred forty-one".

Divisors: 1 13 5171557 67230241