Base | Representation |
---|---|
bin | 111111110010001… |
… | …0001100100000001 |
3 | 12112011012012210201 |
4 | 1333210101210001 |
5 | 13340343344203 |
6 | 552212125201 |
7 | 104015350330 |
oct | 17744214401 |
9 | 5464165721 |
10 | 2140215553 |
11 | 9a9106693 |
12 | 4b8906801 |
13 | 28152b848 |
14 | 164357d17 |
15 | c7d5ce1d |
hex | 7f911901 |
2140215553 has 8 divisors (see below), whose sum is σ = 2470178880. Its totient is φ = 1816306800.
The previous prime is 2140215509. The next prime is 2140215601. The reversal of 2140215553 is 3555120412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-2140215553 is a prime.
It is a super-2 number, since 2×21402155532 = 9161045226606191618, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2140213553) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512883 + ... + 1514296.
It is an arithmetic number, because the mean of its divisors is an integer number (308772360).
Almost surely, 22140215553 is an apocalyptic number.
It is an amenable number.
2140215553 is a deficient number, since it is larger than the sum of its proper divisors (329963327).
2140215553 is a wasteful number, since it uses less digits than its factorization.
2140215553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3027287.
The product of its (nonzero) digits is 6000, while the sum is 28.
The square root of 2140215553 is about 46262.4637584295. The cubic root of 2140215553 is about 1288.7020081078.
Adding to 2140215553 its reverse (3555120412), we get a palindrome (5695335965).
The spelling of 2140215553 in words is "two billion, one hundred forty million, two hundred fifteen thousand, five hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •