Base | Representation |
---|---|
bin | 1111100001011… |
… | …01110011000000 |
3 | 100002000101220221 |
4 | 13300231303000 |
5 | 231313223013 |
6 | 20530512424 |
7 | 3140526634 |
oct | 760556300 |
9 | 302011827 |
10 | 130211008 |
11 | 67556504 |
12 | 37735714 |
13 | 20c90845 |
14 | 13416dc4 |
15 | b67108d |
hex | 7c2dcc0 |
130211008 has 28 divisors (see below), whose sum is σ = 258886960. Its totient is φ = 64979712.
The previous prime is 130210991. The next prime is 130211033. The reversal of 130211008 is 800112031.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 130210982 and 130211000.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37573 + ... + 40891.
Almost surely, 2130211008 is an apocalyptic number.
It is an amenable number.
130211008 is a deficient number, since it is larger than the sum of its proper divisors (128675952).
130211008 is an equidigital number, since it uses as much as digits as its factorization.
130211008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3944 (or 3934 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
The square root of 130211008 is about 11411.0038121105. The cubic root of 130211008 is about 506.8536367514.
Adding to 130211008 its reverse (800112031), we get a palindrome (930323039).
The spelling of 130211008 in words is "one hundred thirty million, two hundred eleven thousand, eight".
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