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9001448229 = 33000482743
BaseRepresentation
bin10000110001000011…
…10011001100100101
3212020022210221121110
420120201303030211
5121413332320404
64045112135233
7436031022204
oct103041631445
925208727543
109001448229
1138aa0a0314
1218b2697519
13b05b69537
146156b123b
1537a3b5b89
hex218873325

9001448229 has 4 divisors (see below), whose sum is σ = 12001930976. Its totient is φ = 6000965484.

The previous prime is 9001448177. The next prime is 9001448233. The reversal of 9001448229 is 9228441009.

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 not a de Polignac number, because 9001448229 - 27 = 9001448101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9001448249) 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, 1500241369 + ... + 1500241374.

It is an arithmetic number, because the mean of its divisors is an integer number (3000482744).

Almost surely, 29001448229 is an apocalyptic number.

It is an amenable number.

9001448229 is a deficient number, since it is larger than the sum of its proper divisors (3000482747).

9001448229 is a wasteful number, since it uses less digits than its factorization.

9001448229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000482746.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 9001448229 is about 94875.9623350404. The cubic root of 9001448229 is about 2080.1953888352.

The spelling of 9001448229 in words is "nine billion, one million, four hundred forty-eight thousand, two hundred twenty-nine".

Divisors: 1 3 3000482743 9001448229