Search a number
-
+
3170000028 = 2231342974729
BaseRepresentation
bin1011110011110010…
…0101110010011100
322011220220200112110
42330330211302130
522443010000103
61242320034020
7141361361406
oct27474456234
98156820473
103170000028
111387422a38
12745762910
133b6996880
14221019b76
15138474403
hexbcf25c9c

3170000028 has 48 divisors (see below), whose sum is σ = 7969179680. Its totient is φ = 974951424.

The previous prime is 3170000027. The next prime is 3170000051. The reversal of 3170000028 is 8200000713.

It is a junction number, because it is equal to n+sod(n) for n = 3169999959 and 3170000013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3170000027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667968 + ... + 672696.

Almost surely, 23170000028 is an apocalyptic number.

It is an amenable number.

3170000028 is an abundant number, since it is smaller than the sum of its proper divisors (4799179652).

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

3170000028 is a wasteful number, since it uses less digits than its factorization.

3170000028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9046 (or 9044 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 3170000028 is about 56302.7532896927. The cubic root of 3170000028 is about 1468.9930982364.

The spelling of 3170000028 in words is "three billion, one hundred seventy million, twenty-eight", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 4297 4729 8594 9458 12891 14187 17188 18916 25782 28374 51564 55861 56748 61477 111722 122954 167583 184431 223444 245908 335166 368862 670332 737724 20320513 40641026 60961539 81282052 121923078 243846156 264166669 528333338 792500007 1056666676 1585000014 3170000028