Base | Representation |
---|---|
bin | 1011100000000000… |
… | …0000011101011111 |
3 | 21222010202100010001 |
4 | 2320000000131133 |
5 | 22310233302011 |
6 | 1230153155131 |
7 | 136333102036 |
oct | 27000003537 |
9 | 7863670101 |
10 | 3087009631 |
11 | 134459a032 |
12 | 7219bbaa7 |
13 | 3a272a324 |
14 | 213db571d |
15 | 13102e7c1 |
hex | b800075f |
3087009631 has 4 divisors (see below), whose sum is σ = 3087369112. Its totient is φ = 3086650152.
The previous prime is 3087009587. The next prime is 3087009637. The reversal of 3087009631 is 1369007803.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 3087009631 - 217 = 3086878559 is a prime.
It is a super-2 number, since 2×30870096312 = 19059256923773512322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3087009637) 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, 166536 + ... + 184141.
It is an arithmetic number, because the mean of its divisors is an integer number (771842278).
Almost surely, 23087009631 is an apocalyptic number.
3087009631 is a deficient number, since it is larger than the sum of its proper divisors (359481).
3087009631 is an equidigital number, since it uses as much as digits as its factorization.
3087009631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 359480.
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 3087009631 is about 55560.8642031421. The cubic root of 3087009631 is about 1456.0601903666.
The spelling of 3087009631 in words is "three billion, eighty-seven million, nine thousand, six hundred thirty-one".
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