Base | Representation |
---|---|
bin | 11011011011101… |
… | …01101001001000 |
3 | 121001000022022021 |
4 | 31231311221020 |
5 | 432402320013 |
6 | 34500134224 |
7 | 5462662546 |
oct | 1555655110 |
9 | 531008267 |
10 | 230120008 |
11 | 108995628 |
12 | 65097374 |
13 | 388a1ab1 |
14 | 227c2d96 |
15 | 15308a8d |
hex | db75a48 |
230120008 has 8 divisors (see below), whose sum is σ = 431475030. Its totient is φ = 115060000.
The previous prime is 230119997. The next prime is 230120027. The reversal of 230120008 is 800021032.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 173238244 + 56881764 = 13162^2 + 7542^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 230119973 and 230120000.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14382493 + ... + 14382508.
Almost surely, 2230120008 is an apocalyptic number.
It is an amenable number.
230120008 is a deficient number, since it is larger than the sum of its proper divisors (201355022).
230120008 is a wasteful number, since it uses less digits than its factorization.
230120008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28765007 (or 28765003 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 230120008 is about 15169.7069187246. The cubic root of 230120008 is about 612.7991113272.
The spelling of 230120008 in words is "two hundred thirty million, one hundred twenty thousand, eight".
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