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60890893 = 78698699
BaseRepresentation
bin1110100001000…
…1111100001101
311020120120121021
43220101330031
5111042002033
610013034141
71336364320
oct350217415
9136516537
1060890893
113140a258
1218485951
13c7cc61b
1481307b7
15552bb2d
hex3a11f0d

60890893 has 4 divisors (see below), whose sum is σ = 69589600. Its totient is φ = 52192188.

The previous prime is 60890887. The next prime is 60890903. The reversal of 60890893 is 39809806.

60890893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 39809806 = 219904903.

It is a cyclic number.

It is not a de Polignac number, because 60890893 - 25 = 60890861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60890813) 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 in 3 ways as a sum of consecutive naturals, for example, 4349343 + ... + 4349356.

It is an arithmetic number, because the mean of its divisors is an integer number (17397400).

Almost surely, 260890893 is an apocalyptic number.

It is an amenable number.

60890893 is a deficient number, since it is larger than the sum of its proper divisors (8698707).

60890893 is an equidigital number, since it uses as much as digits as its factorization.

60890893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8698706.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 60890893 is about 7803.2616898320. The cubic root of 60890893 is about 393.4148791156.

The spelling of 60890893 in words is "sixty million, eight hundred ninety thousand, eight hundred ninety-three".

Divisors: 1 7 8698699 60890893