Base | Representation |
---|---|
bin | 1000000001011101… |
… | …1010111001100111 |
3 | 12120002102101120010 |
4 | 2000113122321213 |
5 | 13402311420033 |
6 | 553411341303 |
7 | 104240331450 |
oct | 20027327147 |
9 | 5502371503 |
10 | 2153623143 |
11 | a05733a41 |
12 | 5012b1833 |
13 | 284244429 |
14 | 166048127 |
15 | c910a863 |
hex | 805dae67 |
2153623143 has 64 divisors (see below), whose sum is σ = 3521986560. Its totient is φ = 1144547712.
The previous prime is 2153623141. The next prime is 2153623159. The reversal of 2153623143 is 3413263512.
2153623143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2153623143 - 21 = 2153623141 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2153623143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2153623141) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1917180 + ... + 1918302.
It is an arithmetic number, because the mean of its divisors is an integer number (55031040).
Almost surely, 22153623143 is an apocalyptic number.
2153623143 is a deficient number, since it is larger than the sum of its proper divisors (1368363417).
2153623143 is a wasteful number, since it uses less digits than its factorization.
2153623143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1276.
The product of its digits is 12960, while the sum is 30.
The square root of 2153623143 is about 46407.1453873216. The cubic root of 2153623143 is about 1291.3874747602.
Adding to 2153623143 its reverse (3413263512), we get a palindrome (5566886655).
The spelling of 2153623143 in words is "two billion, one hundred fifty-three million, six hundred twenty-three thousand, one hundred forty-three".
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