Base | Representation |
---|---|
bin | 1111100001011… |
… | …01110011010110 |
3 | 100002000101221202 |
4 | 13300231303112 |
5 | 231313223110 |
6 | 20530512502 |
7 | 3140526665 |
oct | 760556326 |
9 | 302011852 |
10 | 130211030 |
11 | 67556524 |
12 | 37735732 |
13 | 20c90861 |
14 | 13416ddc |
15 | b6710a5 |
hex | 7c2dcd6 |
130211030 has 32 divisors (see below), whose sum is σ = 238442400. Its totient is φ = 51190272.
The previous prime is 130210991. The next prime is 130211033. The reversal of 130211030 is 30112031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130211033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156656 + ... + 157484.
It is an arithmetic number, because the mean of its divisors is an integer number (7451325).
Almost surely, 2130211030 is an apocalyptic number.
130211030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130211030 is a deficient number, since it is larger than the sum of its proper divisors (108231370).
130211030 is a wasteful number, since it uses less digits than its factorization.
130211030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1088.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 130211030 is about 11411.0047760922. The cubic root of 130211030 is about 506.8536652969.
Adding to 130211030 its reverse (30112031), we get a palindrome (160323061).
The spelling of 130211030 in words is "one hundred thirty million, two hundred eleven thousand, thirty".
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