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3240887 = 131913121
BaseRepresentation
bin1100010111001110110111
320002122122212
430113032313
51312202022
6153244035
736355436
oct14271667
96078585
103240887
111913a21
12110361b
138961b0
1460511d
154403e2
hex3173b7

3240887 has 8 divisors (see below), whose sum is σ = 3674160. Its totient is φ = 2833920.

The previous prime is 3240877. The next prime is 3240911. The reversal of 3240887 is 7880423.

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 3240887 - 212 = 3236791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3240877) 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, 6314 + ... + 6807.

It is an arithmetic number, because the mean of its divisors is an integer number (459270).

Almost surely, 23240887 is an apocalyptic number.

3240887 is a deficient number, since it is larger than the sum of its proper divisors (433273).

3240887 is a wasteful number, since it uses less digits than its factorization.

3240887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13153.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 3240887 is about 1800.2463720280. The cubic root of 3240887 is about 147.9862265001.

The spelling of 3240887 in words is "three million, two hundred forty thousand, eight hundred eighty-seven".

Divisors: 1 13 19 247 13121 170573 249299 3240887