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3087680091 = 31975224501
BaseRepresentation
bin1011100000001010…
…0100001001011011
321222012000101210220
42320002210021123
522310421230331
61230215411123
7136341563526
oct27002441133
97865011726
103087680091
111344a07831
12722083aa3
133a2903552
1421410bbbd
15131113296
hexb80a425b

3087680091 has 8 divisors (see below), whose sum is σ = 4137805584. Its totient is φ = 2048004000.

The previous prime is 3087680053. The next prime is 3087680143. The reversal of 3087680091 is 1900867803.

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

It is not a de Polignac number, because 3087680091 - 211 = 3087678043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3087680891) 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 7 ways as a sum of consecutive naturals, for example, 2611660 + ... + 2612841.

It is an arithmetic number, because the mean of its divisors is an integer number (517225698).

Almost surely, 23087680091 is an apocalyptic number.

3087680091 is a deficient number, since it is larger than the sum of its proper divisors (1050125493).

3087680091 is a wasteful number, since it uses less digits than its factorization.

3087680091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5224701.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 3087680091 is about 55566.8974390329. The cubic root of 3087680091 is about 1456.1655954420.

The spelling of 3087680091 in words is "three billion, eighty-seven million, six hundred eighty thousand, ninety-one".

Divisors: 1 3 197 591 5224501 15673503 1029226697 3087680091