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271872 = 293259
BaseRepresentation
bin1000010011000000000
3111210221100
41002120000
532144442
65454400
72211426
oct1023000
9453840
10271872
11176297
12111400
1396993
1471116
155584c
hex42600

271872 has 60 divisors (see below), whose sum is σ = 797940. Its totient is φ = 89088.

The previous prime is 271867. The next prime is 271879. The reversal of 271872 is 278172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (271879) by changing a digit.

271872 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 5 ways as a sum of consecutive naturals, for example, 4579 + ... + 4637.

It is an arithmetic number, because the mean of its divisors is an integer number (13299).

2271872 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 271872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398970).

271872 is an abundant number, since it is smaller than the sum of its proper divisors (526068).

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

271872 is an equidigital number, since it uses as much as digits as its factorization.

271872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 64 counting only the distinct ones).

The product of its digits is 1568, while the sum is 27.

The square root of 271872 is about 521.4134635776. The cubic root of 271872 is about 64.7820709429.

The spelling of 271872 in words is "two hundred seventy-one thousand, eight hundred seventy-two".