Base | Representation |
---|---|
bin | 1110100100011101010… |
… | …1111010110000111001 |
3 | 212221002012002001022001 |
4 | 3221013111322300321 |
5 | 13100111041444400 |
6 | 310553305301001 |
7 | 24040535442424 |
oct | 3510725726071 |
9 | 787065061261 |
10 | 250305031225 |
11 | 97176734777 |
12 | 40616794761 |
13 | 1a7b032ba42 |
14 | c1871349bb |
15 | 679e9bda6a |
hex | 3a4757ac39 |
250305031225 has 48 divisors (see below), whose sum is σ = 317722414464. Its totient is φ = 195568128000.
The previous prime is 250305031213. The next prime is 250305031271. The reversal of 250305031225 is 522130503052.
It is a de Polignac number, because none of the positive numbers 2k-250305031225 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 250305031193 and 250305031202.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90919449 + ... + 90922201.
It is an arithmetic number, because the mean of its divisors is an integer number (6619216968).
Almost surely, 2250305031225 is an apocalyptic number.
250305031225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
250305031225 is a deficient number, since it is larger than the sum of its proper divisors (67417383239).
250305031225 is a wasteful number, since it uses less digits than its factorization.
250305031225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3298 (or 3293 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 28.
Adding to 250305031225 its reverse (522130503052), we get a palindrome (772435534277).
The spelling of 250305031225 in words is "two hundred fifty billion, three hundred five million, thirty-one thousand, two hundred twenty-five".
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