Base | Representation |
---|---|
bin | 1111011111111… |
… | …10011100100100 |
3 | 100001122112212200 |
4 | 13233332130210 |
5 | 231241021220 |
6 | 20522414500 |
7 | 3136061325 |
oct | 757763444 |
9 | 301575780 |
10 | 130017060 |
11 | 67433818 |
12 | 37661430 |
13 | 20c23494 |
14 | 133a644c |
15 | b633890 |
hex | 7bfe724 |
130017060 has 36 divisors (see below), whose sum is σ = 394385628. Its totient is φ = 34671168.
The previous prime is 130017049. The next prime is 130017067. The reversal of 130017060 is 60710031.
130017060 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 33663204 + 96353856 = 5802^2 + 9816^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (130017067) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 360979 + ... + 361338.
Almost surely, 2130017060 is an apocalyptic number.
130017060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130017060 is an abundant number, since it is smaller than the sum of its proper divisors (264368568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130017060 is a wasteful number, since it uses less digits than its factorization.
130017060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 722332 (or 722327 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 18.
The square root of 130017060 is about 11402.5023569390. The cubic root of 130017060 is about 506.6018605555.
Adding to 130017060 its reverse (60710031), we get a palindrome (190727091).
The spelling of 130017060 in words is "one hundred thirty million, seventeen thousand, sixty".
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