Base | Representation |
---|---|
bin | 110011111010001010111010… |
… | …101000110011001111111000 |
3 | 1002221100001120210211100000120 |
4 | 303322022322220303033320 |
5 | 214410412420131100212 |
6 | 2125314323314133240 |
7 | 66041654606326443 |
oct | 6372127250631770 |
9 | 1087301523740016 |
10 | 228297822909432 |
11 | 66819621358511 |
12 | 21731792b81220 |
13 | 9a50513c257a3 |
14 | 405396046a65a |
15 | 1b5d83c35588c |
hex | cfa2baa333f8 |
228297822909432 has 64 divisors (see below), whose sum is σ = 571022413178880. Its totient is φ = 76062231176832.
The previous prime is 228297822909389. The next prime is 228297822909439. The reversal of 228297822909432 is 234909228792822.
It is a happy number.
It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228297822909439) 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, 904822878 + ... + 905075154.
It is an arithmetic number, because the mean of its divisors is an integer number (8922225205920).
Almost surely, 2228297822909432 is an apocalyptic number.
It is an amenable number.
228297822909432 is an abundant number, since it is smaller than the sum of its proper divisors (342724590269448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228297822909432 is a wasteful number, since it uses less digits than its factorization.
228297822909432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 270492 (or 270488 counting only the distinct ones).
The product of its (nonzero) digits is 250822656, while the sum is 69.
The spelling of 228297822909432 in words is "two hundred twenty-eight trillion, two hundred ninety-seven billion, eight hundred twenty-two million, nine hundred nine thousand, four hundred thirty-two".
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