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3087000000 = 26325673
BaseRepresentation
bin1011011111111111…
…1110000111000000
321222010201211220100
42313333332013000
522310233000000
61230153042400
7136333032000
oct26777760700
97863654810
103087000000
111344592877
127219b6400
133a2725b26
14213db2000
1513102ba00
hexb7ffe1c0

3087000000 has 588 divisors, whose sum is σ = 12898272400. Its totient is φ = 705600000.

The previous prime is 3086999989. The next prime is 3087000001. The reversal of 3087000000 is 7803.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a tau number, because it is divible by the number of its divisors (588).

It is a super-3 number, since 3×30870000003 (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3087000001) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 440999997 + ... + 441000003.

Almost surely, 23087000000 is an apocalyptic number.

3087000000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3087000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6449136200).

3087000000 is an abundant number, since it is smaller than the sum of its proper divisors (9811272400).

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

3087000000 is an frugal number, since it uses more digits than its factorization.

3087000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 3087000000 is about 55560.7775323564. Note that the first 3 decimals coincide. The cubic root of 3087000000 is about 1456.0586761363.

Adding to 3087000000 its reverse (7803), we get a palindrome (3087007803).

The spelling of 3087000000 in words is "three billion, eighty-seven million", and thus it is an aban number and an uban number.