Base | Representation |
---|---|
bin | 11011011001001… |
… | …11001111000111 |
3 | 121000101222202201 |
4 | 31230213033013 |
5 | 432312030410 |
6 | 34445215331 |
7 | 5460154336 |
oct | 1554471707 |
9 | 530358681 |
10 | 229798855 |
11 | 108796310 |
12 | 64b61547 |
13 | 387bb870 |
14 | 2273bd1d |
15 | 1529383a |
hex | db273c7 |
229798855 has 16 divisors (see below), whose sum is σ = 323969184. Its totient is φ = 154270080.
The previous prime is 229798853. The next prime is 229798873. The reversal of 229798855 is 558897922.
It is a happy number.
It is not a de Polignac number, because 229798855 - 21 = 229798853 is a prime.
It is a super-2 number, since 2×2297988552 = 105615027518622050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (55).
It is a junction number, because it is equal to n+sod(n) for n = 229798796 and 229798805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (229798853) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159984 + ... + 161413.
It is an arithmetic number, because the mean of its divisors is an integer number (20248074).
Almost surely, 2229798855 is an apocalyptic number.
229798855 is a deficient number, since it is larger than the sum of its proper divisors (94170329).
229798855 is a wasteful number, since it uses less digits than its factorization.
229798855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321426.
The product of its digits is 3628800, while the sum is 55.
The square root of 229798855 is about 15159.1178833071. The cubic root of 229798855 is about 612.5139066675.
The spelling of 229798855 in words is "two hundred twenty-nine million, seven hundred ninety-eight thousand, eight hundred fifty-five".
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