Base | Representation |
---|---|
bin | 1110111010110… |
… | …00110010110101 |
3 | 22201110222122001 |
4 | 13131120302311 |
5 | 224014103440 |
6 | 20230135301 |
7 | 3046465012 |
oct | 735306265 |
9 | 281428561 |
10 | 125144245 |
11 | 647057a6 |
12 | 35ab1531 |
13 | 1cc08565 |
14 | 12898709 |
15 | aebeb9a |
hex | 7758cb5 |
125144245 has 16 divisors (see below), whose sum is σ = 154811520. Its totient is φ = 97070400.
The previous prime is 125144237. The next prime is 125144263. The reversal of 125144245 is 542441521.
It is not a de Polignac number, because 125144245 - 23 = 125144237 is a prime.
It is a super-2 number, since 2×1251442452 = 31322164113240050, which contains 22 as substring.
It is a congruent number.
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, 18766 + ... + 24544.
It is an arithmetic number, because the mean of its divisors is an integer number (9675720).
Almost surely, 2125144245 is an apocalyptic number.
It is an amenable number.
125144245 is a deficient number, since it is larger than the sum of its proper divisors (29667275).
125144245 is an equidigital number, since it uses as much as digits as its factorization.
125144245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5916.
The product of its digits is 6400, while the sum is 28.
The square root of 125144245 is about 11186.7888600796. The cubic root of 125144245 is about 500.1922527350.
Adding to 125144245 its reverse (542441521), we get a palindrome (667585766).
The spelling of 125144245 in words is "one hundred twenty-five million, one hundred forty-four thousand, two hundred forty-five".
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