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7008087 = 31012229
BaseRepresentation
bin11010101110111101010111
3111012001021210
4122232331113
53243224322
6410112503
7113365512
oct32567527
914161253
107008087
113a57309
12241b733
1315b4ac8
14d05d79
1593670c
hex6aef57

7008087 has 12 divisors (see below), whose sum is σ = 9478760. Its totient is φ = 4605600.

The previous prime is 7008047. The next prime is 7008091. The reversal of 7008087 is 7808007.

It is a happy number.

It is not a de Polignac number, because 7008087 - 28 = 7007831 is a prime.

It is a super-2 number, since 2×70080872 = 98226566799138, which contains 22 as substring.

It is a Duffinian number.

7008087 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7008037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30489 + ... + 30717.

Almost surely, 27008087 is an apocalyptic number.

7008087 is a deficient number, since it is larger than the sum of its proper divisors (2470673).

7008087 is a wasteful number, since it uses less digits than its factorization.

7008087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 30.

The square root of 7008087 is about 2647.2791692604. The cubic root of 7008087 is about 191.3667559959.

The spelling of 7008087 in words is "seven million, eight thousand, eighty-seven".

Divisors: 1 3 101 229 303 687 10201 23129 30603 69387 2336029 7008087