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260208 = 243213139
BaseRepresentation
bin111111100001110000
3111012221100
4333201300
531311313
65324400
72132424
oct774160
9435840
10260208
11168553
12106700
1391590
146ab84
1552173
hex3f870

260208 has 60 divisors (see below), whose sum is σ = 789880. Its totient is φ = 79488.

The previous prime is 260207. The next prime is 260209. The reversal of 260208 is 802062.

260208 is nontrivially palindromic in base 5.

It is an interprime number because it is at equal distance from previous prime (260207) and next prime (260209).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1803 + ... + 1941.

2260208 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 260208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (394940).

260208 is an abundant number, since it is smaller than the sum of its proper divisors (529672).

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

260208 is a wasteful number, since it uses less digits than its factorization.

260208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 260208 is about 510.1058713640. The cubic root of 260208 is about 63.8420584634.

The spelling of 260208 in words is "two hundred sixty thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 139 144 156 208 234 278 312 417 468 556 624 834 936 1112 1251 1668 1807 1872 2224 2502 3336 3614 5004 5421 6672 7228 10008 10842 14456 16263 20016 21684 28912 32526 43368 65052 86736 130104 260208