Base | Representation |
---|---|
bin | 10111010010010000… |
… | …111110000001111111 |
3 | 2101112110121121110210 |
4 | 113102100332001333 |
5 | 402201120001343 |
6 | 15252550203503 |
7 | 1543404513441 |
oct | 272220760177 |
9 | 71473547423 |
10 | 25002500223 |
11 | a670294528 |
12 | 4a19353593 |
13 | 2485c0053c |
14 | 12d2838491 |
15 | 9b5018333 |
hex | 5d243e07f |
25002500223 has 4 divisors (see below), whose sum is σ = 33336666968. Its totient is φ = 16668333480.
The previous prime is 25002500209. The next prime is 25002500251. The reversal of 25002500223 is 32200520052.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 25002500223 - 225 = 24968945791 is a prime.
It is a super-2 number, since 2×250025002232 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 25002500223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25002500203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4167083368 + ... + 4167083373.
It is an arithmetic number, because the mean of its divisors is an integer number (8334166742).
Almost surely, 225002500223 is an apocalyptic number.
25002500223 is a deficient number, since it is larger than the sum of its proper divisors (8334166745).
25002500223 is an equidigital number, since it uses as much as digits as its factorization.
25002500223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8334166744.
The product of its (nonzero) digits is 1200, while the sum is 21.
The spelling of 25002500223 in words is "twenty-five billion, two million, five hundred thousand, two hundred twenty-three".
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