Search a number
-
+
807474672 = 24325607463
BaseRepresentation
bin110000001000010…
…001010111110000
32002021101222000100
4300020101113300
53123203142142
6212042552400
726003264364
oct6010212760
92067358010
10807474672
11384886744
121a6508700
13cb39c184
14793532a4
154ad51b4c
hex302115f0

807474672 has 30 divisors (see below), whose sum is σ = 2259807992. Its totient is φ = 269158176.

The previous prime is 807474659. The next prime is 807474691. The reversal of 807474672 is 276474708.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2803588 + ... + 2803875.

Almost surely, 2807474672 is an apocalyptic number.

It is an amenable number.

807474672 is an abundant number, since it is smaller than the sum of its proper divisors (1452333320).

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

807474672 is a wasteful number, since it uses less digits than its factorization.

807474672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607477 (or 5607468 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 45.

The square root of 807474672 is about 28416.0988173957. The cubic root of 807474672 is about 931.2000048712.

The spelling of 807474672 in words is "eight hundred seven million, four hundred seventy-four thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 5607463 11214926 16822389 22429852 33644778 44859704 50467167 67289556 89719408 100934334 134579112 201868668 269158224 403737336 807474672