Base | Representation |
---|---|
bin | 1101010100000000100… |
… | …0001101000011001000 |
3 | 210212100010122002001202 |
4 | 3111000020031003020 |
5 | 12221344021042422 |
6 | 253022331003332 |
7 | 22344424530230 |
oct | 3250010150310 |
9 | 725303562052 |
10 | 228709159112 |
11 | 88aa43a3385 |
12 | 383aa299548 |
13 | 1874b1351a5 |
14 | b0d8d10cc0 |
15 | 5e38abbb92 |
hex | 354020d0c8 |
228709159112 has 32 divisors (see below), whose sum is σ = 506990750400. Its totient is φ = 94638272064.
The previous prime is 228709159057. The next prime is 228709159117. The reversal of 228709159112 is 211951907822.
It is not an unprimeable number, because it can be changed into a prime (228709159117) 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, 70413758 + ... + 70417005.
It is an arithmetic number, because the mean of its divisors is an integer number (15843460950).
Almost surely, 2228709159112 is an apocalyptic number.
It is an amenable number.
228709159112 is an abundant number, since it is smaller than the sum of its proper divisors (278281591288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228709159112 is a wasteful number, since it uses less digits than its factorization.
228709159112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140830805 (or 140830801 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 47.
The spelling of 228709159112 in words is "two hundred twenty-eight billion, seven hundred nine million, one hundred fifty-nine thousand, one hundred twelve".
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