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79712 = 254753
BaseRepresentation
bin10011011101100000
311001100022
4103131200
510022322
61413012
7451253
oct233540
9131308
1079712
1154986
123a168
132a389
142109a
1518942
hex13760

79712 has 24 divisors (see below), whose sum is σ = 163296. Its totient is φ = 38272.

The previous prime is 79699. The next prime is 79757. The reversal of 79712 is 21797.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

79712 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1478 + ... + 1530.

It is an arithmetic number, because the mean of its divisors is an integer number (6804).

279712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81648).

79712 is an abundant number, since it is smaller than the sum of its proper divisors (83584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79712 is a wasteful number, since it uses less digits than its factorization.

79712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 102 counting only the distinct ones).

The product of its digits is 882, while the sum is 26.

The square root of 79712 is about 282.3331365603. Note that the first 3 decimals coincide. The cubic root of 79712 is about 43.0369251960.

The spelling of 79712 in words is "seventy-nine thousand, seven hundred twelve".

Divisors: 1 2 4 8 16 32 47 53 94 106 188 212 376 424 752 848 1504 1696 2491 4982 9964 19928 39856 79712