Base | Representation |
---|---|
bin | 10111101010000001… |
… | …101101001101011001 |
3 | 2102120020202020101012 |
4 | 113222001231031121 |
5 | 404010143333340 |
6 | 15400310503305 |
7 | 1556315142512 |
oct | 275201551531 |
9 | 72506666335 |
10 | 25401152345 |
11 | a855319798 |
12 | 4b0a964b35 |
13 | 251a68c47a |
14 | 132d76ba09 |
15 | 9da012565 |
hex | 5ea06d359 |
25401152345 has 16 divisors (see below), whose sum is σ = 33192072000. Its totient is φ = 18587556288.
The previous prime is 25401152323. The next prime is 25401152369. The reversal of 25401152345 is 54325110452.
It is a cyclic number.
It is not a de Polignac number, because 25401152345 - 214 = 25401135961 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4607255 + ... + 4612764.
It is an arithmetic number, because the mean of its divisors is an integer number (2074504500).
Almost surely, 225401152345 is an apocalyptic number.
It is an amenable number.
25401152345 is a deficient number, since it is larger than the sum of its proper divisors (7790919655).
25401152345 is a wasteful number, since it uses less digits than its factorization.
25401152345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9220072.
The product of its (nonzero) digits is 24000, while the sum is 32.
Adding to 25401152345 its reverse (54325110452), we get a palindrome (79726262797).
The spelling of 25401152345 in words is "twenty-five billion, four hundred one million, one hundred fifty-two thousand, three hundred forty-five".
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