Base | Representation |
---|---|
bin | 1101010001100000000… |
… | …0111011011000100000 |
3 | 210210121020021100002200 |
4 | 3110120000323120200 |
5 | 12214004224204404 |
6 | 252431450213200 |
7 | 22321643255601 |
oct | 3243000733040 |
9 | 723536240080 |
10 | 228036163104 |
11 | 88789518532 |
12 | 38240a24200 |
13 | 1867188c1b9 |
14 | b0737a5da8 |
15 | 5de9980839 |
hex | 351803b620 |
228036163104 has 72 divisors (see below), whose sum is σ = 653143261680. Its totient is φ = 75465191808.
The previous prime is 228036163087. The next prime is 228036163109. The reversal of 228036163104 is 401361630822.
228036163104 is a `hidden beast` number, since 2 + 2 + 8 + 0 + 3 + 616 + 31 + 0 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (228036163109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2808142 + ... + 2888205.
It is an arithmetic number, because the mean of its divisors is an integer number (9071434190).
Almost surely, 2228036163104 is an apocalyptic number.
228036163104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
228036163104 is an abundant number, since it is smaller than the sum of its proper divisors (425107098576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228036163104 is a wasteful number, since it uses less digits than its factorization.
228036163104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5696502 (or 5696491 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
Adding to 228036163104 its reverse (401361630822), we get a palindrome (629397793926).
The spelling of 228036163104 in words is "two hundred twenty-eight billion, thirty-six million, one hundred sixty-three thousand, one hundred four".
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