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3145301 = 13212381
BaseRepresentation
bin1011111111111001010101
312220210112122
423333321111
51301122201
6151225325
735506655
oct13777125
95823478
103145301
111859125
121078245
13861833
145bc365
15421e1b
hex2ffe55

3145301 has 4 divisors (see below), whose sum is σ = 3149004. Its totient is φ = 3141600.

The previous prime is 3145297. The next prime is 3145327. The reversal of 3145301 is 1035413.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1188100 + 1957201 = 1090^2 + 1399^2 .

It is a cyclic number.

It is not a de Polignac number, because 3145301 - 22 = 3145297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3145301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3145361) 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, 131 + ... + 2511.

It is an arithmetic number, because the mean of its divisors is an integer number (787251).

Almost surely, 23145301 is an apocalyptic number.

It is an amenable number.

3145301 is a deficient number, since it is larger than the sum of its proper divisors (3703).

3145301 is a wasteful number, since it uses less digits than its factorization.

3145301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 3145301 is about 1773.4996475895. The cubic root of 3145301 is about 146.5167930677.

The spelling of 3145301 in words is "three million, one hundred forty-five thousand, three hundred one".

Divisors: 1 1321 2381 3145301