Base | Representation |
---|---|
bin | 10111010101011101… |
… | …010111100110000001 |
3 | 2101200012102212021100 |
4 | 113111131113212001 |
5 | 402303324113210 |
6 | 15302142445013 |
7 | 1544625120432 |
oct | 272535274601 |
9 | 71605385240 |
10 | 25056082305 |
11 | a698561541 |
12 | 4a33293769 |
13 | 2494041207 |
14 | 12d99c5489 |
15 | 9b9a9e5c0 |
hex | 5d5757981 |
25056082305 has 24 divisors (see below), whose sum is σ = 43852206528. Its totient is φ = 13233501216.
The previous prime is 25056082087. The next prime is 25056082543. The reversal of 25056082305 is 50328065052.
It is a happy number.
25056082305 is a `hidden beast` number, since 25 + 0 + 5 + 608 + 23 + 0 + 5 = 666.
It is not a de Polignac number, because 25056082305 - 28 = 25056082049 is a prime.
It is a super-2 number, since 2×250560823052 (a number of 22 digits) contains 22 as substring.
It is a lonely number, since its distance to closest prime (25056082087) sets a new record.
It is a self number, because there is not a number n which added to its sum of digits gives 25056082305.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 2698287 + ... + 2707556.
It is an arithmetic number, because the mean of its divisors is an integer number (1827175272).
Almost surely, 225056082305 is an apocalyptic number.
It is an amenable number.
25056082305 is a deficient number, since it is larger than the sum of its proper divisors (18796124223).
25056082305 is a wasteful number, since it uses less digits than its factorization.
25056082305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5405957 (or 5405954 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 36.
The spelling of 25056082305 in words is "twenty-five billion, fifty-six million, eighty-two thousand, three hundred five".
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