Base | Representation |
---|---|
bin | 1011011010100001001011… |
… | …10100101010111111111111 |
3 | 10021212120120200000002010122 |
4 | 11231100211310222333333 |
5 | 11242221131400124211 |
6 | 125214550401325155 |
7 | 5200305614661431 |
oct | 555204564527777 |
9 | 107776520002118 |
10 | 25100423442431 |
11 | 7aa8036737217 |
12 | 29947690367bb |
13 | 1100c6281628c |
14 | 62ac1cdac651 |
15 | 2d7dbda866db |
hex | 16d425d2afff |
25100423442431 has 8 divisors (see below), whose sum is σ = 25164203495424. Its totient is φ = 25036694849880.
The previous prime is 25100423442403. The next prime is 25100423442467. The reversal of 25100423442431 is 13424432400152.
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 25100423442431 - 238 = 24825545535487 is a prime.
It is a super-2 number, since 2×251004234424312 (a number of 28 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 = 25100423442391 and 25100423442400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25100423442481) 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, 11888255 + ... + 13839488.
It is an arithmetic number, because the mean of its divisors is an integer number (3145525436928).
Almost surely, 225100423442431 is an apocalyptic number.
25100423442431 is a deficient number, since it is larger than the sum of its proper divisors (63780052993).
25100423442431 is a wasteful number, since it uses less digits than its factorization.
25100423442431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25730221.
The product of its (nonzero) digits is 92160, while the sum is 35.
Adding to 25100423442431 its reverse (13424432400152), we get a palindrome (38524855842583).
The spelling of 25100423442431 in words is "twenty-five trillion, one hundred billion, four hundred twenty-three million, four hundred forty-two thousand, four hundred thirty-one".
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