Search a number
-
+
3087533780 = 225154376689
BaseRepresentation
bin1011100000001000…
…0000011011010100
321222011201222002222
42320002000123110
522310402040110
61230212321512
7136340414132
oct27002003324
97864658088
103087533780
111344917911
12722013298
133a2881a86
142140b0752
151310d4c55
hexb80806d4

3087533780 has 12 divisors (see below), whose sum is σ = 6483820980. Its totient is φ = 1235013504.

The previous prime is 3087533737. The next prime is 3087533809. The reversal of 3087533780 is 873357803.

It can be written as a sum of positive squares in 2 ways, for example, as 562069264 + 2525464516 = 23708^2 + 50254^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77188325 + ... + 77188364.

It is an arithmetic number, because the mean of its divisors is an integer number (540318415).

Almost surely, 23087533780 is an apocalyptic number.

It is an amenable number.

3087533780 is an abundant number, since it is smaller than the sum of its proper divisors (3396287200).

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

3087533780 is a wasteful number, since it uses less digits than its factorization.

3087533780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154376698 (or 154376696 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The square root of 3087533780 is about 55565.5808932112. The cubic root of 3087533780 is about 1456.1425947421.

The spelling of 3087533780 in words is "three billion, eighty-seven million, five hundred thirty-three thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 154376689 308753378 617506756 771883445 1543766890 3087533780