Search a number
-
+
9157103041 = 43103212447
BaseRepresentation
bin10001000011100111…
…00100110111000001
3212122011201000212111
420201303210313001
5122223204244131
64112352255321
7442631043262
oct104163446701
925564630774
109157103041
113979a45059
121936841541
13b2c198288
1462c22c969
15388db0ab1
hex221ce4dc1

9157103041 has 4 divisors (see below), whose sum is σ = 9157358592. Its totient is φ = 9156847492.

The previous prime is 9157103009. The next prime is 9157103071. The reversal of 9157103041 is 1403017519.

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 9157103041 - 25 = 9157103009 is a prime.

It is a super-2 number, since 2×91571030412 (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9157102994 and 9157103012.

It is not an unprimeable number, because it can be changed into a prime (9157103071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63121 + ... + 149326.

It is an arithmetic number, because the mean of its divisors is an integer number (2289339648).

Almost surely, 29157103041 is an apocalyptic number.

It is an amenable number.

9157103041 is a deficient number, since it is larger than the sum of its proper divisors (255551).

9157103041 is a wasteful number, since it uses less digits than its factorization.

9157103041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255550.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 9157103041 is about 95692.7533358718. The cubic root of 9157103041 is about 2092.1173143908.

The spelling of 9157103041 in words is "nine billion, one hundred fifty-seven million, one hundred three thousand, forty-one".

Divisors: 1 43103 212447 9157103041