Base | Representation |
---|---|
bin | 10111110101000011… |
… | …001100110001000001 |
3 | 2110001010202012102120 |
4 | 113311003030301001 |
5 | 404400014434441 |
6 | 15430514434453 |
7 | 1564022126451 |
oct | 276503146101 |
9 | 73033665376 |
10 | 25586093121 |
11 | a93a756506 |
12 | 4b60892a29 |
13 | 2549aa3194 |
14 | 134a14dd61 |
15 | 9eb394966 |
hex | 5f50ccc41 |
25586093121 has 8 divisors (see below), whose sum is σ = 34117917120. Its totient is φ = 17055832272.
The previous prime is 25586093081. The next prime is 25586093201. The reversal of 25586093121 is 12139068552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-25586093121 is a prime.
It is a super-2 number, since 2×255860931212 (a number of 22 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (25586091121) 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, 352045 + ... + 418458.
It is an arithmetic number, because the mean of its divisors is an integer number (4264739640).
Almost surely, 225586093121 is an apocalyptic number.
It is an amenable number.
25586093121 is a deficient number, since it is larger than the sum of its proper divisors (8531823999).
25586093121 is a wasteful number, since it uses less digits than its factorization.
25586093121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 781575.
The product of its (nonzero) digits is 129600, while the sum is 42.
The spelling of 25586093121 in words is "twenty-five billion, five hundred eighty-six million, ninety-three thousand, one hundred twenty-one".
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