Base | Representation |
---|---|
bin | 1111100010000… |
… | …11110001001000 |
3 | 100002011222100222 |
4 | 13301003301020 |
5 | 231324113000 |
6 | 20532445212 |
7 | 3141353204 |
oct | 761036110 |
9 | 302158328 |
10 | 130301000 |
11 | 67608085 |
12 | 37779808 |
13 | 20cc27ab |
14 | 1343bb04 |
15 | b68ca85 |
hex | 7c43c48 |
130301000 has 64 divisors (see below), whose sum is σ = 306774000. Its totient is φ = 51801600.
The previous prime is 130300999. The next prime is 130301011. The reversal of 130301000 is 103031.
It can be written as a sum of positive squares in 8 ways, for example, as 8375236 + 121925764 = 2894^2 + 11042^2 .
It is a Harshad number since it is a multiple of its sum of digits (8).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228716 + ... + 229284.
Almost surely, 2130301000 is an apocalyptic number.
130301000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130301000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153387000).
130301000 is an abundant number, since it is smaller than the sum of its proper divisors (176473000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130301000 is a wasteful number, since it uses less digits than its factorization.
130301000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 819 (or 805 counting only the distinct ones).
The product of its (nonzero) digits is 9, while the sum is 8.
The square root of 130301000 is about 11414.9463424056. The cubic root of 130301000 is about 506.9703761608.
Adding to 130301000 its reverse (103031), we get a palindrome (130404031).
The spelling of 130301000 in words is "one hundred thirty million, three hundred one thousand".
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