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60851 = 78693
BaseRepresentation
bin1110110110110011
310002110202
432312303
53421401
61145415
7342260
oct166663
9102422
1060851
114179a
122b26b
132190b
1418267
151306b
hexedb3

60851 has 4 divisors (see below), whose sum is σ = 69552. Its totient is φ = 52152.

The previous prime is 60821. The next prime is 60859. The reversal of 60851 is 15806.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-60851 is a prime.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 60851.

It is not an unprimeable number, because it can be changed into a prime (60859) 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, 4340 + ... + 4353.

It is an arithmetic number, because the mean of its divisors is an integer number (17388).

260851 is an apocalyptic number.

60851 is a deficient number, since it is larger than the sum of its proper divisors (8701).

60851 is an equidigital number, since it uses as much as digits as its factorization.

60851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8700.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 60851 is about 246.6799545970. The cubic root of 60851 is about 39.3328944380.

The spelling of 60851 in words is "sixty thousand, eight hundred fifty-one".

Divisors: 1 7 8693 60851