Base | Representation |
---|---|
bin | 1101011010101111110… |
… | …1010000011110000101 |
3 | 211001000012201100020100 |
4 | 3112223331100132011 |
5 | 12234100131310434 |
6 | 253522033354313 |
7 | 22440312421125 |
oct | 3265375203605 |
9 | 731005640210 |
10 | 230518228869 |
11 | 89842592255 |
12 | 38814108999 |
13 | 18978b7c576 |
14 | b22b2a8c85 |
15 | 5ee2817699 |
hex | 35abf50785 |
230518228869 has 48 divisors (see below), whose sum is σ = 346426462720. Its totient is φ = 147550066560.
The previous prime is 230518228867. The next prime is 230518228903. The reversal of 230518228869 is 968822815032.
It is a happy number.
230518228869 is a `hidden beast` number, since 23 + 0 + 518 + 2 + 28 + 86 + 9 = 666.
It is not a de Polignac number, because 230518228869 - 21 = 230518228867 is a prime.
It is a super-2 number, since 2×2305182288692 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230518228867) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27873267 + ... + 27881535.
Almost surely, 2230518228869 is an apocalyptic number.
It is an amenable number.
230518228869 is a deficient number, since it is larger than the sum of its proper divisors (115908233851).
230518228869 is a wasteful number, since it uses less digits than its factorization.
230518228869 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9082 (or 9079 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 54.
The spelling of 230518228869 in words is "two hundred thirty billion, five hundred eighteen million, two hundred twenty-eight thousand, eight hundred sixty-nine".
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