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9001448230 = 257341929429
BaseRepresentation
bin10000110001000011…
…10011001100100110
3212020022210221121111
420120201303030212
5121413332320410
64045112135234
7436031022205
oct103041631446
925208727544
109001448230
1138aa0a0315
1218b269751a
13b05b69538
146156b123c
1537a3b5b8a
hex218873326

9001448230 has 32 divisors (see below), whose sum is σ = 16464319200. Its totient is φ = 3542660352.

The previous prime is 9001448177. The next prime is 9001448233. The reversal of 9001448230 is 328441009.

It is a junction number, because it is equal to n+sod(n) for n = 9001448192 and 9001448201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9001448233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291156 + ... + 320584.

It is an arithmetic number, because the mean of its divisors is an integer number (514509975).

Almost surely, 29001448230 is an apocalyptic number.

9001448230 is a deficient number, since it is larger than the sum of its proper divisors (7462870970).

9001448230 is a wasteful number, since it uses less digits than its factorization.

9001448230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29928.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 9001448230 is about 94875.9623403104. The cubic root of 9001448230 is about 2080.1953889122.

Adding to 9001448230 its reverse (328441009), we get a palindrome (9329889239).

The spelling of 9001448230 in words is "nine billion, one million, four hundred forty-eight thousand, two hundred thirty".

Divisors: 1 2 5 10 73 146 365 419 730 838 2095 4190 29429 30587 58858 61174 147145 152935 294290 305870 2148317 4296634 10741585 12330751 21483170 24661502 61653755 123307510 900144823 1800289646 4500724115 9001448230