Base | Representation |
---|---|
bin | 1101010100100011000… |
… | …0100000001001100000 |
3 | 210212201020001202020200 |
4 | 3111020300200021200 |
5 | 12222143102101312 |
6 | 253044542105200 |
7 | 22351133254326 |
oct | 3251060401140 |
9 | 725636052220 |
10 | 228853940832 |
11 | 890690a0aa0 |
12 | 3842a87b200 |
13 | 18772127b4a |
14 | b11023bd16 |
15 | 5e4666a0dc |
hex | 3548c20260 |
228853940832 has 144 divisors (see below), whose sum is σ = 712282963392. Its totient is φ = 69123490560.
The previous prime is 228853940813. The next prime is 228853940837. The reversal of 228853940832 is 238049358822.
228853940832 is a `hidden beast` number, since 2 + 28 + 8 + 539 + 4 + 0 + 83 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228853940837) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 854923 + ... + 1090229.
It is an arithmetic number, because the mean of its divisors is an integer number (4946409468).
Almost surely, 2228853940832 is an apocalyptic number.
228853940832 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228853940832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356141481696).
228853940832 is an abundant number, since it is smaller than the sum of its proper divisors (483429022560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228853940832 is a wasteful number, since it uses less digits than its factorization.
228853940832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235641 (or 235630 counting only the distinct ones).
The product of its (nonzero) digits is 6635520, while the sum is 54.
It can be divided in two parts, 228853 and 940832, that added together give a triangular number (1169685 = T1529).
The spelling of 228853940832 in words is "two hundred twenty-eight billion, eight hundred fifty-three million, nine hundred forty thousand, eight hundred thirty-two".
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