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7020285 = 35468019
BaseRepresentation
bin11010110001111011111101
3111012200000120
4122301323331
53244122120
6410245153
7113446206
oct32617375
914180016
107020285
113a65498
1224267b9
1315ba51c
14d0a5ad
1593a140
hex6b1efd

7020285 has 8 divisors (see below), whose sum is σ = 11232480. Its totient is φ = 3744144.

The previous prime is 7020271. The next prime is 7020287. The reversal of 7020285 is 5820207.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7020285 - 28 = 7020029 is a prime.

It is a super-3 number, since 3×70202853 (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7020287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233995 + ... + 234024.

It is an arithmetic number, because the mean of its divisors is an integer number (1404060).

Almost surely, 27020285 is an apocalyptic number.

It is an amenable number.

7020285 is a deficient number, since it is larger than the sum of its proper divisors (4212195).

7020285 is a wasteful number, since it uses less digits than its factorization.

7020285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468027.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 7020285 is about 2649.5820425116. The cubic root of 7020285 is about 191.4777201184.

The spelling of 7020285 in words is "seven million, twenty thousand, two hundred eighty-five".

Divisors: 1 3 5 15 468019 1404057 2340095 7020285