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9123824141 = 70113015441
BaseRepresentation
bin10000111111101001…
…01000001000001101
3212112212002021210122
420133310220020031
5122141144333031
64105203114325
7442045140245
oct103764501015
925485067718
109123824141
113962185133
1219276729a5
13b25315a13
14627a48b25
15385eda47b
hex21fd2820d

9123824141 has 4 divisors (see below), whose sum is σ = 9136840284. Its totient is φ = 9110808000.

The previous prime is 9123824137. The next prime is 9123824173. The reversal of 9123824141 is 1414283219.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1414283219 = 4333266243.

It can be written as a sum of positive squares in 2 ways, for example, as 8315616100 + 808208041 = 91190^2 + 28429^2 .

It is a cyclic number.

It is not a de Polignac number, because 9123824141 - 22 = 9123824137 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 (9123820141) 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, 6507020 + ... + 6508421.

It is an arithmetic number, because the mean of its divisors is an integer number (2284210071).

Almost surely, 29123824141 is an apocalyptic number.

It is an amenable number.

9123824141 is a deficient number, since it is larger than the sum of its proper divisors (13016143).

9123824141 is a wasteful number, since it uses less digits than its factorization.

9123824141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13016142.

The product of its digits is 13824, while the sum is 35.

The square root of 9123824141 is about 95518.7109471228. The cubic root of 9123824141 is about 2089.5798351822.

The spelling of 9123824141 in words is "nine billion, one hundred twenty-three million, eight hundred twenty-four thousand, one hundred forty-one".

Divisors: 1 701 13015441 9123824141