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7020748 = 227250741
BaseRepresentation
bin11010110010000011001100
3111012200122201
4122302003030
53244130443
6410251244
7113450440
oct32620314
914180581
107020748
113a65879
122426b24
1315ba7b7
14d0a820
1593a34d
hex6b20cc

7020748 has 12 divisors (see below), whose sum is σ = 14041552. Its totient is φ = 3008880.

The previous prime is 7020743. The next prime is 7020749. The reversal of 7020748 is 8470207.

7020748 is an admirable number.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 250741 = 7020748 / (7 + 0 + 2 + 0 + 7 + 4 + 8).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7020743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125343 + ... + 125398.

Almost surely, 27020748 is an apocalyptic number.

It is an amenable number.

7020748 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7020748 is a wasteful number, since it uses less digits than its factorization.

7020748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250752 (or 250750 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 7020748 is about 2649.6694133420. The cubic root of 7020748 is about 191.4819294553.

The spelling of 7020748 in words is "seven million, twenty thousand, seven hundred forty-eight".

Divisors: 1 2 4 7 14 28 250741 501482 1002964 1755187 3510374 7020748