Base | Representation |
---|---|
bin | 111111111001101… |
… | …1110011101001101 |
3 | 12112102200200011021 |
4 | 1333303132131031 |
5 | 13342403404100 |
6 | 552433354141 |
7 | 104064255325 |
oct | 17763363515 |
9 | 5472620137 |
10 | 2144200525 |
11 | a00388655 |
12 | 4ba108951 |
13 | 2822c560c |
14 | 164ab4285 |
15 | c8398a1a |
hex | 7fcde74d |
2144200525 has 12 divisors (see below), whose sum is σ = 2663123200. Its totient is φ = 1712576880.
The previous prime is 2144200501. The next prime is 2144200537. The reversal of 2144200525 is 5250024412.
It is not a de Polignac number, because 2144200525 - 211 = 2144198477 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a self number, because there is not a number n which added to its sum of digits gives 2144200525.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53805 + ... + 84754.
Almost surely, 22144200525 is an apocalyptic number.
2144200525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2144200525 is a deficient number, since it is larger than the sum of its proper divisors (518922675).
2144200525 is a wasteful number, since it uses less digits than its factorization.
2144200525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139188 (or 139183 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 25.
The square root of 2144200525 is about 46305.5129007335. The cubic root of 2144200525 is about 1289.5013446349.
Adding to 2144200525 its reverse (5250024412), we get a palindrome (7394224937).
The spelling of 2144200525 in words is "two billion, one hundred forty-four million, two hundred thousand, five hundred twenty-five".
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