Base | Representation |
---|---|
bin | 10111100101001111… |
… | …011111011110101011 |
3 | 2102100122200222110222 |
4 | 113211033133132223 |
5 | 403324121130133 |
6 | 15344322200255 |
7 | 1554321633464 |
oct | 274517373653 |
9 | 72318628428 |
10 | 25320880043 |
11 | a813a81a48 |
12 | 4aa7ab308b |
13 | 2506b65174 |
14 | 1322c33d6b |
15 | 9d2e57e98 |
hex | 5e53df7ab |
25320880043 has 8 divisors (see below), whose sum is σ = 26655021120. Its totient is φ = 23986885320.
The previous prime is 25320880031. The next prime is 25320880049. The reversal of 25320880043 is 34008802352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25320880043 - 216 = 25320814507 is a prime.
It is a super-2 number, since 2×253208800432 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 25320879985 and 25320880012.
It is not an unprimeable number, because it can be changed into a prime (25320880049) 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, 631628 + ... + 670518.
It is an arithmetic number, because the mean of its divisors is an integer number (3331877640).
Almost surely, 225320880043 is an apocalyptic number.
25320880043 is a deficient number, since it is larger than the sum of its proper divisors (1334141077).
25320880043 is a wasteful number, since it uses less digits than its factorization.
25320880043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73177.
The product of its (nonzero) digits is 46080, while the sum is 35.
The spelling of 25320880043 in words is "twenty-five billion, three hundred twenty million, eight hundred eighty thousand, forty-three".
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