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60685119993 = 320228373331
BaseRepresentation
bin111000100001000111…
…010111000111111001
312210122020202111200210
4320201013113013321
51443240342314433
643513420421333
74245556003041
oct704107270771
9183566674623
1060685119993
1123811193933
12b9173a7849
135951689734
142d19876721
1518a2986463
hexe211d71f9

60685119993 has 4 divisors (see below), whose sum is σ = 80913493328. Its totient is φ = 40456746660.

The previous prime is 60685119991. The next prime is 60685120003. The reversal of 60685119993 is 39991158606.

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 not a de Polignac number, because 60685119993 - 21 = 60685119991 is a prime.

It is the 246344-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60685119991) by changing a digit.

It is a nontrivial repunit in base 246343.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10114186663 + ... + 10114186668.

It is an arithmetic number, because the mean of its divisors is an integer number (20228373332).

Almost surely, 260685119993 is an apocalyptic number.

It is an amenable number.

60685119993 is a deficient number, since it is larger than the sum of its proper divisors (20228373335).

60685119993 is a wasteful number, since it uses less digits than its factorization.

60685119993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20228373334.

The product of its (nonzero) digits is 3149280, while the sum is 57.

The spelling of 60685119993 in words is "sixty billion, six hundred eighty-five million, one hundred nineteen thousand, nine hundred ninety-three".

Divisors: 1 3 20228373331 60685119993