Base | Representation |
---|---|
bin | 1101010010111110000… |
… | …0010000111000000000 |
3 | 210211121200211012120210 |
4 | 3110233200100320000 |
5 | 12220311121103233 |
6 | 252534525034120 |
7 | 22334500055436 |
oct | 3245740207000 |
9 | 724550735523 |
10 | 228430253568 |
11 | 88970a17530 |
12 | 383309b5940 |
13 | 18705411a1a |
14 | b0adc6cd56 |
15 | 5e1e378163 |
hex | 352f810e00 |
228430253568 has 80 divisors (see below), whose sum is σ = 663875473536. Its totient is φ = 69221283840.
The previous prime is 228430253561. The next prime is 228430253633. The reversal of 228430253568 is 865352034822.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228430253561) 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, 6742996 + ... + 6776787.
Almost surely, 2228430253568 is an apocalyptic number.
It is an amenable number.
228430253568 is an abundant number, since it is smaller than the sum of its proper divisors (435445219968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228430253568 is a wasteful number, since it uses less digits than its factorization.
228430253568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13519815 (or 13519799 counting only the distinct ones).
The product of its (nonzero) digits is 2764800, while the sum is 48.
The spelling of 228430253568 in words is "two hundred twenty-eight billion, four hundred thirty million, two hundred fifty-three thousand, five hundred sixty-eight".
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