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540260 = 225717227
BaseRepresentation
bin10000011111001100100
31000110002122
42003321210
5114242020
615325112
74410050
oct2037144
91013078
10540260
113399a6
12220798
1315bba6
14100c60
15aa125
hex83e64

540260 has 48 divisors (see below), whose sum is σ = 1378944. Its totient is φ = 173568.

The previous prime is 540251. The next prime is 540269. The reversal of 540260 is 62045.

540260 = T161 + T162 + ... + T194.

It is an interprime number because it is at equal distance from previous prime (540251) and next prime (540269).

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (540269) by changing a digit.

540260 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 15 ways as a sum of consecutive naturals, for example, 2267 + ... + 2493.

It is an arithmetic number, because the mean of its divisors is an integer number (28728).

2540260 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 540260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (689472).

540260 is an abundant number, since it is smaller than the sum of its proper divisors (838684).

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

540260 is a wasteful number, since it uses less digits than its factorization.

540260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 540260 is about 735.0238091382. The cubic root of 540260 is about 81.4455958190.

The spelling of 540260 in words is "five hundred forty thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 68 70 85 119 140 170 227 238 340 454 476 595 908 1135 1190 1589 2270 2380 3178 3859 4540 6356 7718 7945 15436 15890 19295 27013 31780 38590 54026 77180 108052 135065 270130 540260