Search a number
-
+
3925443 = 312710303
BaseRepresentation
bin1110111110010111000011
321101102200210
432332113003
52001103233
6220045203
745236304
oct16762703
97342623
103925443
112241275
121393803
13a75962
147427ab
15528163
hex3be5c3

3925443 has 8 divisors (see below), whose sum is σ = 5275648. Its totient is φ = 2596104.

The previous prime is 3925421. The next prime is 3925459. The reversal of 3925443 is 3445293.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3925443 - 26 = 3925379 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 3925443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3925403) 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, 4771 + ... + 5532.

It is an arithmetic number, because the mean of its divisors is an integer number (659456).

Almost surely, 23925443 is an apocalyptic number.

3925443 is a deficient number, since it is larger than the sum of its proper divisors (1350205).

3925443 is a wasteful number, since it uses less digits than its factorization.

3925443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10433.

The product of its digits is 12960, while the sum is 30.

The square root of 3925443 is about 1981.2730755754. The cubic root of 3925443 is about 157.7476476920.

The spelling of 3925443 in words is "three million, nine hundred twenty-five thousand, four hundred forty-three".

Divisors: 1 3 127 381 10303 30909 1308481 3925443