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8253808741 = 13959379919
BaseRepresentation
bin1111010111111011…
…10010000001100101
3210022012222221001001
413223331302001211
5113400433334431
63443003433301
7411352134223
oct75375620145
923265887031
108253808741
113556072742
121724225831
13a16cba2c9
14584295b13
15334932e61
hex1ebf72065

8253808741 has 4 divisors (see below), whose sum is σ = 8313188800. Its totient is φ = 8194428684.

The previous prime is 8253808733. The next prime is 8253808793. The reversal of 8253808741 is 1478083528.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8253808741 - 23 = 8253808733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8253808691 and 8253808700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8253808711) 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 3 ways as a sum of consecutive naturals, for example, 29689821 + ... + 29690098.

It is an arithmetic number, because the mean of its divisors is an integer number (2078297200).

Almost surely, 28253808741 is an apocalyptic number.

It is an amenable number.

8253808741 is a deficient number, since it is larger than the sum of its proper divisors (59380059).

8253808741 is a wasteful number, since it uses less digits than its factorization.

8253808741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59380058.

The product of its (nonzero) digits is 430080, while the sum is 46.

The square root of 8253808741 is about 90850.4746327723. The cubic root of 8253808741 is about 2020.9309127052.

The spelling of 8253808741 in words is "eight billion, two hundred fifty-three million, eight hundred eight thousand, seven hundred forty-one".

Divisors: 1 139 59379919 8253808741