Base | Representation |
---|---|
bin | 1111100001101… |
… | …01111001101001 |
3 | 100002002002110022 |
4 | 13300311321221 |
5 | 231320303301 |
6 | 20531330225 |
7 | 3141025463 |
oct | 760657151 |
9 | 302062408 |
10 | 130244201 |
11 | 6757943a |
12 | 37750975 |
13 | 20ca2999 |
14 | 13425133 |
15 | b67ad1b |
hex | 7c35e69 |
130244201 has 4 divisors (see below), whose sum is σ = 130818192. Its totient is φ = 129670212.
The previous prime is 130244189. The next prime is 130244203. The reversal of 130244201 is 102442031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102442031 = 7489 ⋅13679.
It is a cyclic number.
It is not a de Polignac number, because 130244201 - 210 = 130243177 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 130244201.
It is not an unprimeable number, because it can be changed into a prime (130244203) 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, 286655 + ... + 287108.
It is an arithmetic number, because the mean of its divisors is an integer number (32704548).
Almost surely, 2130244201 is an apocalyptic number.
It is an amenable number.
130244201 is a deficient number, since it is larger than the sum of its proper divisors (573991).
130244201 is an equidigital number, since it uses as much as digits as its factorization.
130244201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 573990.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 130244201 is about 11412.4581488827. The cubic root of 130244201 is about 506.8967016291.
Adding to 130244201 its reverse (102442031), we get a palindrome (232686232).
The spelling of 130244201 in words is "one hundred thirty million, two hundred forty-four thousand, two hundred one".
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