Base | Representation |
---|---|
bin | 111111000001000… |
… | …101101100000010 |
3 | 2201200101212102021 |
4 | 333001011230002 |
5 | 4131124000200 |
6 | 252524312054 |
7 | 35125322443 |
oct | 7701055402 |
9 | 2650355367 |
10 | 1057250050 |
11 | 4a287667a |
12 | 2560a262a |
13 | 13b06355c |
14 | a05b12ca |
15 | 62c3e41a |
hex | 3f045b02 |
1057250050 has 12 divisors (see below), whose sum is σ = 1966485186. Its totient is φ = 422900000.
The previous prime is 1057250011. The next prime is 1057250053. The reversal of 1057250050 is 500527501.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 1023296121 + 33953929 = 31989^2 + 5827^2 .
It is a super-2 number, since 2×10572500502 = 2235555336450005000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a junction number, because it is equal to n+sod(n) for n = 1057249997 and 1057250024.
It is not an unprimeable number, because it can be changed into a prime (1057250053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10572451 + ... + 10572550.
Almost surely, 21057250050 is an apocalyptic number.
1057250050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1057250050 is a deficient number, since it is larger than the sum of its proper divisors (909235136).
1057250050 is a wasteful number, since it uses less digits than its factorization.
1057250050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21145013 (or 21145008 counting only the distinct ones).
The product of its (nonzero) digits is 1750, while the sum is 25.
The square root of 1057250050 is about 32515.3817446451. The cubic root of 1057250050 is about 1018.7303342209.
Adding to 1057250050 its reverse (500527501), we get a palindrome (1557777551).
The spelling of 1057250050 in words is "one billion, fifty-seven million, two hundred fifty thousand, fifty".
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