Base | Representation |
---|---|
bin | 1111100000011… |
… | …00101111111010 |
3 | 100001202112020101 |
4 | 13300030233322 |
5 | 231244410032 |
6 | 20523550014 |
7 | 3136424164 |
oct | 760145772 |
9 | 301675211 |
10 | 130075642 |
11 | 67473834 |
12 | 3768b30a |
13 | 20c44048 |
14 | 133bd934 |
15 | b645de7 |
hex | 7c0cbfa |
130075642 has 8 divisors (see below), whose sum is σ = 197125236. Its totient is φ = 64367232.
The previous prime is 130075637. The next prime is 130075651. The reversal of 130075642 is 246570031.
It can be written as a sum of positive squares in 2 ways, for example, as 117050761 + 13024881 = 10819^2 + 3609^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 130075642.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335053 + ... + 335440.
Almost surely, 2130075642 is an apocalyptic number.
130075642 is a deficient number, since it is larger than the sum of its proper divisors (67049594).
130075642 is an equidigital number, since it uses as much as digits as its factorization.
130075642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 670592.
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 130075642 is about 11405.0708897402. The cubic root of 130075642 is about 506.6779359413.
The spelling of 130075642 in words is "one hundred thirty million, seventy-five thousand, six hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •