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3140269 = 11319209
BaseRepresentation
bin1011111110101010101101
312220112122021
423332222231
51300442034
6151150141
735456206
oct13765255
95815567
103140269
111855370
121075351
1385c462
145ba5ad
154206b4
hex2feaad

3140269 has 8 divisors (see below), whose sum is σ = 3536640. Its totient is φ = 2762400.

The previous prime is 3140251. The next prime is 3140273. The reversal of 3140269 is 9620413.

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 3140269 - 25 = 3140237 is a prime.

It is a super-2 number, since 2×31402692 = 19722578784722, which contains 22 as substring.

It is a Duffinian number.

3140269 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4264 + ... + 4945.

It is an arithmetic number, because the mean of its divisors is an integer number (442080).

Almost surely, 23140269 is an apocalyptic number.

It is an amenable number.

3140269 is a deficient number, since it is larger than the sum of its proper divisors (396371).

3140269 is a wasteful number, since it uses less digits than its factorization.

3140269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9251.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3140269 is about 1772.0804157825. The cubic root of 3140269 is about 146.4386165512.

The spelling of 3140269 in words is "three million, one hundred forty thousand, two hundred sixty-nine".

Divisors: 1 11 31 341 9209 101299 285479 3140269