Search a number
-
+
130111741 is a prime number
BaseRepresentation
bin1111100000101…
…01100011111101
3100001211100202101
413300111203331
5231302033431
620524425101
73136634344
oct760254375
9301740671
10130111741
1167498971
12376a8191
1320c575c6
14133ccb5b
15b651961
hex7c158fd

130111741 has 2 divisors, whose sum is σ = 130111742. Its totient is φ = 130111740.

The previous prime is 130111739. The next prime is 130111747. The reversal of 130111741 is 147111031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77968900 + 52142841 = 8830^2 + 7221^2 .

It is a cyclic number.

It is not a de Polignac number, because 130111741 - 21 = 130111739 is a prime.

Together with 130111739, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130111747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65055870 + 65055871.

It is an arithmetic number, because the mean of its divisors is an integer number (65055871).

Almost surely, 2130111741 is an apocalyptic number.

It is an amenable number.

130111741 is a deficient number, since it is larger than the sum of its proper divisors (1).

130111741 is an equidigital number, since it uses as much as digits as its factorization.

130111741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 130111741 is about 11406.6533654705. The cubic root of 130111741 is about 506.7248032224.

Adding to 130111741 its reverse (147111031), we get a palindrome (277222772).

The spelling of 130111741 in words is "one hundred thirty million, one hundred eleven thousand, seven hundred forty-one".