Search a number
-
+
9290909101 = 30193077479
BaseRepresentation
bin10001010011100100…
…00000010110101101
3212222111111002021111
420221302000112231
5123011433042401
64133532232021
7446144265355
oct105162002655
925874432244
109290909101
113a38526581
12197360b611
13b50b17266
14641cddb65
153959e1e51
hex229c805ad

9290909101 has 4 divisors (see below), whose sum is σ = 9293989600. Its totient is φ = 9287828604.

The previous prime is 9290909077. The next prime is 9290909107. The reversal of 9290909101 is 1019090929.

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 9290909101 - 29 = 9290908589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9290909107) 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, 1535721 + ... + 1541758.

It is an arithmetic number, because the mean of its divisors is an integer number (2323497400).

Almost surely, 29290909101 is an apocalyptic number.

It is an amenable number.

9290909101 is a deficient number, since it is larger than the sum of its proper divisors (3080499).

9290909101 is a wasteful number, since it uses less digits than its factorization.

9290909101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080498.

The product of its (nonzero) digits is 13122, while the sum is 40.

The square root of 9290909101 is about 96389.3619700846. The cubic root of 9290909101 is about 2102.2582736767.

The spelling of 9290909101 in words is "nine billion, two hundred ninety million, nine hundred nine thousand, one hundred one".

Divisors: 1 3019 3077479 9290909101