Base | Representation |
---|---|
bin | 1111100001101… |
… | …11011110011010 |
3 | 100002002102022011 |
4 | 13300313132122 |
5 | 231321010100 |
6 | 20531420134 |
7 | 3141053335 |
oct | 760673632 |
9 | 302072264 |
10 | 130250650 |
11 | 67583272 |
12 | 3775464a |
13 | 20ca58ba |
14 | 1342761c |
15 | b67cbba |
hex | 7c3779a |
130250650 has 12 divisors (see below), whose sum is σ = 242266302. Its totient is φ = 52100240.
The previous prime is 130250647. The next prime is 130250657. The reversal of 130250650 is 56052031.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 100580841 + 29669809 = 10029^2 + 5447^2 .
It is not an unprimeable number, because it can be changed into a prime (130250657) 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 5 ways as a sum of consecutive naturals, for example, 1302457 + ... + 1302556.
Almost surely, 2130250650 is an apocalyptic number.
130250650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130250650 is a deficient number, since it is larger than the sum of its proper divisors (112015652).
130250650 is a wasteful number, since it uses less digits than its factorization.
130250650 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2605025 (or 2605020 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 130250650 is about 11412.7406874948. The cubic root of 130250650 is about 506.9050677671.
The spelling of 130250650 in words is "one hundred thirty million, two hundred fifty thousand, six hundred fifty".
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