Base | Representation |
---|---|
bin | 1000000010110001… |
… | …1101000101110100 |
3 | 12120110210112100020 |
4 | 2000230131011310 |
5 | 13410214342030 |
6 | 554125445140 |
7 | 104335235316 |
oct | 20054350564 |
9 | 5513715306 |
10 | 2159137140 |
11 | a0885a766 |
12 | 5031107b0 |
13 | 285425154 |
14 | 166a817b6 |
15 | c9849510 |
hex | 80b1d174 |
2159137140 has 96 divisors (see below), whose sum is σ = 6102480384. Its totient is φ = 570384000.
The previous prime is 2159137117. The next prime is 2159137157. The reversal of 2159137140 is 417319512.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 4623187 + ... + 4623653.
It is an arithmetic number, because the mean of its divisors is an integer number (63567504).
Almost surely, 22159137140 is an apocalyptic number.
2159137140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2159137140 is an abundant number, since it is smaller than the sum of its proper divisors (3943343244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2159137140 is a wasteful number, since it uses less digits than its factorization.
2159137140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1037 (or 1035 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 33.
The square root of 2159137140 is about 46466.5163316554. The cubic root of 2159137140 is about 1292.4886637314.
The spelling of 2159137140 in words is "two billion, one hundred fifty-nine million, one hundred thirty-seven thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •