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3087214420 = 225154360721
BaseRepresentation
bin1011100000000011…
…0010011101010100
321222011010202000211
42320000302131110
522310311330140
61230201415204
7136334614063
oct27000623524
97864122024
103087214420
111344719984
12721a9a504
133a279c5c4
1421402a1da
151310702ea
hexb8032754

3087214420 has 12 divisors (see below), whose sum is σ = 6483150324. Its totient is φ = 1234885760.

The previous prime is 3087214349. The next prime is 3087214421. The reversal of 3087214420 is 244127803.

It can be written as a sum of positive squares in 2 ways, for example, as 676208016 + 2411006404 = 26004^2 + 49102^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3087214421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77180341 + ... + 77180380.

It is an arithmetic number, because the mean of its divisors is an integer number (540262527).

Almost surely, 23087214420 is an apocalyptic number.

It is an amenable number.

3087214420 is an abundant number, since it is smaller than the sum of its proper divisors (3395935904).

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

3087214420 is a wasteful number, since it uses less digits than its factorization.

3087214420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154360730 (or 154360728 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 3087214420 is about 55562.7070974768. The cubic root of 3087214420 is about 1456.0923874929.

The spelling of 3087214420 in words is "three billion, eighty-seven million, two hundred fourteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 154360721 308721442 617442884 771803605 1543607210 3087214420