Search a number
-
+
60392881 is a prime number
BaseRepresentation
bin1110011001100…
…0010110110001
311012122021110101
43212120112301
5110430033011
65554232401
71332221353
oct346302661
9135567411
1060392881
11310aa07a
1218285701
13c686a43
1480410d3
15547e2c1
hex39985b1

60392881 has 2 divisors, whose sum is σ = 60392882. Its totient is φ = 60392880.

The previous prime is 60392837. The next prime is 60392951. The reversal of 60392881 is 18829306.

60392881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32672656 + 27720225 = 5716^2 + 5265^2 .

It is a cyclic number.

It is not a de Polignac number, because 60392881 - 27 = 60392753 is a prime.

It is a super-2 number, since 2×603928812 = 7294600150960322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 60392881.

It is not a weakly prime, because it can be changed into another prime (60390881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30196440 + 30196441.

It is an arithmetic number, because the mean of its divisors is an integer number (30196441).

Almost surely, 260392881 is an apocalyptic number.

It is an amenable number.

60392881 is a deficient number, since it is larger than the sum of its proper divisors (1).

60392881 is an equidigital number, since it uses as much as digits as its factorization.

60392881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 60392881 is about 7771.2856722681. The cubic root of 60392881 is about 392.3393930919.

It can be divided in two parts, 60 and 392881, that added together give a triangular number (392941 = T886).

The spelling of 60392881 in words is "sixty million, three hundred ninety-two thousand, eight hundred eighty-one".