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6975072 = 25361323
BaseRepresentation
bin11010100110111001100000
3111010101000000
4122212321200
53241200242
6405300000
7113200326
oct32467140
914111000
106975072
113a34525
122404600
1315a2a80
14cd7d16
1592ba4c
hex6a6e60

6975072 has 168 divisors, whose sum is σ = 23136624. Its totient is φ = 2052864.

The previous prime is 6975061. The next prime is 6975079. The reversal of 6975072 is 2705796.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6975079) by changing a digit.

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 27 ways as a sum of consecutive naturals, for example, 303253 + ... + 303275.

It is an arithmetic number, because the mean of its divisors is an integer number (137718).

Almost surely, 26975072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6975072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11568312).

6975072 is an abundant number, since it is smaller than the sum of its proper divisors (16161552).

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

6975072 is a wasteful number, since it uses less digits than its factorization.

6975072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 6975072 is about 2641.0361602977. The cubic root of 6975072 is about 191.0657741544.

The spelling of 6975072 in words is "six million, nine hundred seventy-five thousand, seventy-two".