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10250047361 = 29353449909
BaseRepresentation
bin10011000101111001…
…10100111110000001
3222110100021100121202
421202330310332001
5131443003003421
64413034030545
7512001652001
oct114274647601
928410240552
1010250047361
11438a980324
121ba0878455
13c747485a8
146d3452001
153eed0110b
hex262f34f81

10250047361 has 4 divisors (see below), whose sum is σ = 10603497300. Its totient is φ = 9896597424.

The previous prime is 10250047351. The next prime is 10250047373. The reversal of 10250047361 is 16374005201.

10250047361 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7371081025 + 2878966336 = 85855^2 + 53656^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10250047361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 353449909 = 10250047361 / (1 + 0 + 2 + 5 + 0 + 0 + 4 + 7 + 3 + 6 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10250047331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176724926 + ... + 176724983.

It is an arithmetic number, because the mean of its divisors is an integer number (2650874325).

Almost surely, 210250047361 is an apocalyptic number.

It is an amenable number.

10250047361 is a deficient number, since it is larger than the sum of its proper divisors (353449939).

10250047361 is an equidigital number, since it uses as much as digits as its factorization.

10250047361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353449938.

The product of its (nonzero) digits is 5040, while the sum is 29.

The spelling of 10250047361 in words is "ten billion, two hundred fifty million, forty-seven thousand, three hundred sixty-one".

Divisors: 1 29 353449909 10250047361