Base | Representation |
---|---|
bin | 1111100000111… |
… | …01101101010111 |
3 | 100001220001112022 |
4 | 13300131231113 |
5 | 231304120421 |
6 | 20525243355 |
7 | 3140133545 |
oct | 760355527 |
9 | 301801468 |
10 | 130145111 |
11 | 67510a48 |
12 | 3770355b |
13 | 20c69855 |
14 | 133dad95 |
15 | b65b7ab |
hex | 7c1db57 |
130145111 has 8 divisors (see below), whose sum is σ = 134018304. Its totient is φ = 126305280.
The previous prime is 130145107. The next prime is 130145123. The reversal of 130145111 is 111541031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130145111 - 22 = 130145107 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 130145111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130145131) 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 7 ways as a sum of consecutive naturals, for example, 311 + ... + 16136.
It is an arithmetic number, because the mean of its divisors is an integer number (16752288).
Almost surely, 2130145111 is an apocalyptic number.
130145111 is a deficient number, since it is larger than the sum of its proper divisors (3873193).
130145111 is a wasteful number, since it uses less digits than its factorization.
130145111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16681.
The product of its (nonzero) digits is 60, while the sum is 17.
The square root of 130145111 is about 11408.1160144872. The cubic root of 130145111 is about 506.7681197368.
Adding to 130145111 its reverse (111541031), we get a palindrome (241686142).
The spelling of 130145111 in words is "one hundred thirty million, one hundred forty-five thousand, one hundred eleven".
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