Search a number
-
+
60130481 is a prime number
BaseRepresentation
bin1110010101100…
…0010010110001
311012010221111212
43211120102301
5110343133411
65544445505
71330046345
oct345302261
9135127455
1060130481
1130a3aa14
1218179895
13c5c4488
147db3625
15542b68b
hex39584b1

60130481 has 2 divisors, whose sum is σ = 60130482. Its totient is φ = 60130480.

The previous prime is 60130457. The next prime is 60130489. The reversal of 60130481 is 18403106.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52200625 + 7929856 = 7225^2 + 2816^2 .

It is a cyclic number.

It is not a de Polignac number, because 60130481 - 210 = 60129457 is a prime.

It is a super-2 number, since 2×601304812 = 7231349490582722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (60130489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30065240 + 30065241.

It is an arithmetic number, because the mean of its divisors is an integer number (30065241).

Almost surely, 260130481 is an apocalyptic number.

It is an amenable number.

60130481 is a deficient number, since it is larger than the sum of its proper divisors (1).

60130481 is an equidigital number, since it uses as much as digits as its factorization.

60130481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 60130481 is about 7754.3846306461. The cubic root of 60130481 is about 391.7703452301.

Adding to 60130481 its reverse (18403106), we get a palindrome (78533587).

The spelling of 60130481 in words is "sixty million, one hundred thirty thousand, four hundred eighty-one".