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60368993 = 382315791
BaseRepresentation
bin1110011001001…
…0100001100001
311012121001200122
43212102201201
5110423301433
65553530025
71332061616
oct346224141
9135531618
1060368993
1131093133
1218273915
13c678bc9
14803650d
155477198
hex3992861

60368993 has 4 divisors (see below), whose sum is σ = 60388608. Its totient is φ = 60349380.

The previous prime is 60368963. The next prime is 60369019. The reversal of 60368993 is 39986306.

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.

It is a cyclic number.

It is not a de Polignac number, because 60368993 - 26 = 60368929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (60368953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4073 + ... + 11718.

It is an arithmetic number, because the mean of its divisors is an integer number (15097152).

Almost surely, 260368993 is an apocalyptic number.

It is an amenable number.

60368993 is a deficient number, since it is larger than the sum of its proper divisors (19615).

60368993 is a wasteful number, since it uses less digits than its factorization.

60368993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19614.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 60368993 is about 7769.7485802309. The cubic root of 60368993 is about 392.2876571961.

It can be divided in two parts, 603 and 68993, that added together give a palindrome (69596).

The spelling of 60368993 in words is "sixty million, three hundred sixty-eight thousand, nine hundred ninety-three".

Divisors: 1 3823 15791 60368993