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160256 = 29313
BaseRepresentation
bin100111001000000000
322010211102
4213020000
520112011
63233532
71235135
oct471000
9263742
10160256
11aa448
12788a8
1357c35
144258c
153273b
hex27200

160256 has 20 divisors (see below), whose sum is σ = 321222. Its totient is φ = 79872.

The previous prime is 160253. The next prime is 160309. The reversal of 160256 is 652061.

It can be written as a sum of positive squares in only one way, i.e., 160000 + 256 = 400^2 + 16^2 .

It is not an unprimeable number, because it can be changed into a prime (160253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356 + ... + 668.

2160256 is an apocalyptic number.

160256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 160256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160611).

160256 is an abundant number, since it is smaller than the sum of its proper divisors (160966).

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

160256 is an frugal number, since it uses more digits than its factorization.

160256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 160256 is about 400.3198721023. The cubic root of 160256 is about 54.3172906915.

The spelling of 160256 in words is "one hundred sixty thousand, two hundred fifty-six".

Divisors: 1 2 4 8 16 32 64 128 256 313 512 626 1252 2504 5008 10016 20032 40064 80128 160256