Base | Representation |
---|---|
bin | 1111100010000… |
… | …11011101110110 |
3 | 100002011220200021 |
4 | 13301003131312 |
5 | 231324043031 |
6 | 20532435354 |
7 | 3141346462 |
oct | 761033566 |
9 | 302156607 |
10 | 130299766 |
11 | 67607163 |
12 | 37778b5a |
13 | 20cc206c |
14 | 1343b4a2 |
15 | b68c511 |
hex | 7c43776 |
130299766 has 4 divisors (see below), whose sum is σ = 195449652. Its totient is φ = 65149882.
The previous prime is 130299751. The next prime is 130299769. The reversal of 130299766 is 667992031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 667992031 = 7 ⋅95427433.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130299769) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32574940 + ... + 32574943.
It is an arithmetic number, because the mean of its divisors is an integer number (48862413).
Almost surely, 2130299766 is an apocalyptic number.
130299766 is a deficient number, since it is larger than the sum of its proper divisors (65149886).
130299766 is an equidigital number, since it uses as much as digits as its factorization.
130299766 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65149885.
The product of its (nonzero) digits is 122472, while the sum is 43.
The square root of 130299766 is about 11414.8922903372. The cubic root of 130299766 is about 506.9687757550.
The spelling of 130299766 in words is "one hundred thirty million, two hundred ninety-nine thousand, seven hundred sixty-six".
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