Search a number
-
+
7072083 = 331032543
BaseRepresentation
bin11010111110100101010011
3111022022002000
4122332211103
53302301313
6411325043
7114053214
oct32764523
914268060
107072083
113aa03a7
122450783
131607c85
14d2140b
1594a673
hex6be953

7072083 has 16 divisors (see below), whose sum is σ = 10583040. Its totient is φ = 4667112.

The previous prime is 7072073. The next prime is 7072127. The reversal of 7072083 is 3802707.

It is not a de Polignac number, because 7072083 - 212 = 7067987 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7072003) 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, 1510 + ... + 4052.

It is an arithmetic number, because the mean of its divisors is an integer number (661440).

Almost surely, 27072083 is an apocalyptic number.

7072083 is a deficient number, since it is larger than the sum of its proper divisors (3510957).

7072083 is a wasteful number, since it uses less digits than its factorization.

7072083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2655 (or 2649 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 7072083 is about 2659.3388276036. The cubic root of 7072083 is about 191.9474954090.

The spelling of 7072083 in words is "seven million, seventy-two thousand, eighty-three".

Divisors: 1 3 9 27 103 309 927 2543 2781 7629 22887 68661 261929 785787 2357361 7072083