Base | Representation |
---|---|
bin | 1111100010111… |
… | …10111011011111 |
3 | 100002101121222112 |
4 | 13301132323133 |
5 | 231341143010 |
6 | 20535104235 |
7 | 3142325441 |
oct | 761367337 |
9 | 302347875 |
10 | 130412255 |
11 | 67683726 |
12 | 3781207b |
13 | 2103131c |
14 | 1346a491 |
15 | b6b0a05 |
hex | 7c5eedf |
130412255 has 4 divisors (see below), whose sum is σ = 156494712. Its totient is φ = 104329800.
The previous prime is 130412251. The next prime is 130412273. The reversal of 130412255 is 552214031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552214031 = 2069 ⋅266899.
It is not a de Polignac number, because 130412255 - 22 = 130412251 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 130412255.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130412251) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13041221 + ... + 13041230.
It is an arithmetic number, because the mean of its divisors is an integer number (39123678).
Almost surely, 2130412255 is an apocalyptic number.
130412255 is a deficient number, since it is larger than the sum of its proper divisors (26082457).
130412255 is an equidigital number, since it uses as much as digits as its factorization.
130412255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26082456.
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 130412255 is about 11419.8185186981. The cubic root of 130412255 is about 507.1146240789.
Adding to 130412255 its reverse (552214031), we get a palindrome (682626286).
The spelling of 130412255 in words is "one hundred thirty million, four hundred twelve thousand, two hundred fifty-five".
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