Base | Representation |
---|---|
bin | 110010001011000010… |
… | …000101100000011111 |
3 | 12011001110000200011212 |
4 | 302023002011200133 |
5 | 1340312234444143 |
6 | 40425403535035 |
7 | 3615001015625 |
oct | 621302054037 |
9 | 164043020155 |
10 | 53872187423 |
11 | 2093549984a |
12 | a53582a47b |
13 | 51070604a2 |
14 | 2870ad3515 |
15 | 16047be918 |
hex | c8b08581f |
53872187423 has 4 divisors (see below), whose sum is σ = 53872958880. Its totient is φ = 53871415968.
The previous prime is 53872187399. The next prime is 53872187477. The reversal of 53872187423 is 32478127835.
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 53872187423 - 210 = 53872186399 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53872147423) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269258 + ... + 424551.
It is an arithmetic number, because the mean of its divisors is an integer number (13468239720).
Almost surely, 253872187423 is an apocalyptic number.
53872187423 is a deficient number, since it is larger than the sum of its proper divisors (771457).
53872187423 is an equidigital number, since it uses as much as digits as its factorization.
53872187423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 771456.
The product of its digits is 2257920, while the sum is 50.
The spelling of 53872187423 in words is "fifty-three billion, eight hundred seventy-two million, one hundred eighty-seven thousand, four hundred twenty-three".
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