Base | Representation |
---|---|
bin | 111101001000101… |
… | …011111010111011 |
3 | 2122111000022100211 |
4 | 331020223322323 |
5 | 4100033442402 |
6 | 245440011551 |
7 | 34263124525 |
oct | 7510537273 |
9 | 2574008324 |
10 | 1025687227 |
11 | 486a78aa4 |
12 | 247600bb7 |
13 | 134662126 |
14 | 9a316a15 |
15 | 600a74d7 |
hex | 3d22bebb |
1025687227 has 8 divisors (see below), whose sum is σ = 1030317120. Its totient is φ = 1021065600.
The previous prime is 1025687207. The next prime is 1025687239. The reversal of 1025687227 is 7227865201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1025687227 - 211 = 1025685179 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1025687227.
It is not an unprimeable number, because it can be changed into a prime (1025687207) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 435102 + ... + 437452.
It is an arithmetic number, because the mean of its divisors is an integer number (128789640).
Almost surely, 21025687227 is an apocalyptic number.
1025687227 is a deficient number, since it is larger than the sum of its proper divisors (4629893).
1025687227 is a wasteful number, since it uses less digits than its factorization.
1025687227 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4133.
The product of its (nonzero) digits is 94080, while the sum is 40.
The square root of 1025687227 is about 32026.3520713802. The cubic root of 1025687227 is about 1008.4901228190.
The spelling of 1025687227 in words is "one billion, twenty-five million, six hundred eighty-seven thousand, two hundred twenty-seven".
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