Search a number
-
+
3872295 = 325719647
BaseRepresentation
bin1110110001011000100111
321021201210100
432301120213
51442403140
6214555143
744625330
oct16613047
97251710
103872295
112205349
121368ab3
13a576cb
1472b287
15517530
hex3b1627

3872295 has 48 divisors (see below), whose sum is σ = 8087040. Its totient is φ = 1674432.

The previous prime is 3872293. The next prime is 3872299. The reversal of 3872295 is 5922783.

It is a happy number.

It is not a de Polignac number, because 3872295 - 21 = 3872293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3872291) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5662 + ... + 6308.

It is an arithmetic number, because the mean of its divisors is an integer number (168480).

Almost surely, 23872295 is an apocalyptic number.

3872295 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3872295 is an abundant number, since it is smaller than the sum of its proper divisors (4214745).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3872295 is a wasteful number, since it uses less digits than its factorization.

3872295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 681 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 3872295 is about 1967.8147778691. The cubic root of 3872295 is about 157.0324760059.

The spelling of 3872295 in words is "three million, eight hundred seventy-two thousand, two hundred ninety-five".

Divisors: 1 3 5 7 9 15 19 21 35 45 57 63 95 105 133 171 285 315 399 647 665 855 1197 1941 1995 3235 4529 5823 5985 9705 12293 13587 22645 29115 36879 40761 61465 67935 86051 110637 184395 203805 258153 430255 553185 774459 1290765 3872295