Base | Representation |
---|---|
bin | 1101010011100111101… |
… | …0100101010111000100 |
3 | 210212001212111110021011 |
4 | 3110321322211113010 |
5 | 12221140330103010 |
6 | 253004124532004 |
7 | 22342020542626 |
oct | 3247172452704 |
9 | 725055443234 |
10 | 228604925380 |
11 | 88a5057aaa7 |
12 | 3837b3b1004 |
13 | 1873266b620 |
14 | b0c913ac16 |
15 | 5e2e87ca8a |
hex | 3539ea55c4 |
228604925380 has 24 divisors (see below), whose sum is σ = 516998831832. Its totient is φ = 84407972352.
The previous prime is 228604925327. The next prime is 228604925383. The reversal of 228604925380 is 83529406822.
It can be written as a sum of positive squares in 4 ways, for example, as 11508569284 + 217096356096 = 107278^2 + 465936^2 .
It is not an unprimeable number, because it can be changed into a prime (228604925383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439624597 + ... + 439625116.
It is an arithmetic number, because the mean of its divisors is an integer number (21541617993).
Almost surely, 2228604925380 is an apocalyptic number.
228604925380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
228604925380 is an abundant number, since it is smaller than the sum of its proper divisors (288393906452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228604925380 is a wasteful number, since it uses less digits than its factorization.
228604925380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 879249735 (or 879249733 counting only the distinct ones).
The product of its (nonzero) digits is 1658880, while the sum is 49.
The spelling of 228604925380 in words is "two hundred twenty-eight billion, six hundred four million, nine hundred twenty-five thousand, three hundred eighty".
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