Base | Representation |
---|---|
bin | 11011010010111… |
… | …01110010000100 |
3 | 120221212001212102 |
4 | 31221131302010 |
5 | 432104124300 |
6 | 34415411232 |
7 | 5450146544 |
oct | 1551356204 |
9 | 527761772 |
10 | 228973700 |
11 | 10828236a |
12 | 64823b18 |
13 | 385900c7 |
14 | 225a5324 |
15 | 1517e0d5 |
hex | da5dc84 |
228973700 has 36 divisors (see below), whose sum is σ = 499884672. Its totient is φ = 91034400.
The previous prime is 228973699. The next prime is 228973709. The reversal of 228973700 is 7379822.
228973700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (228973709) 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, 9845 + ... + 23555.
Almost surely, 2228973700 is an apocalyptic number.
228973700 is a gapful number since it is divisible by the number (20) 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 228973700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249942336).
228973700 is an abundant number, since it is smaller than the sum of its proper divisors (270910972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228973700 is a wasteful number, since it uses less digits than its factorization.
228973700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13892 (or 13885 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 38.
The square root of 228973700 is about 15131.8769490107. The cubic root of 228973700 is about 611.7798950755.
The spelling of 228973700 in words is "two hundred twenty-eight million, nine hundred seventy-three thousand, seven hundred".
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