Search a number
-
+
6984072 = 233297001
BaseRepresentation
bin11010101001000110001000
3111010211100100
4122221012020
53241442242
6405405400
7113235504
oct32510610
914124310
106984072
113a40267
122409860
1315a6bb4
14cdb304
1592e54c
hex6a9188

6984072 has 24 divisors (see below), whose sum is σ = 18915390. Its totient is φ = 2328000.

The previous prime is 6984071. The next prime is 6984079. The reversal of 6984072 is 2704896.

It can be written as a sum of positive squares in only one way, i.e., 5225796 + 1758276 = 2286^2 + 1326^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6984071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48429 + ... + 48572.

Almost surely, 26984072 is an apocalyptic number.

It is an amenable number.

6984072 is an abundant number, since it is smaller than the sum of its proper divisors (11931318).

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

6984072 is a wasteful number, since it uses less digits than its factorization.

6984072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97013 (or 97006 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 6984072 is about 2642.7394877286. The cubic root of 6984072 is about 191.1479168140.

The spelling of 6984072 in words is "six million, nine hundred eighty-four thousand, seventy-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 97001 194002 291003 388004 582006 776008 873009 1164012 1746018 2328024 3492036 6984072