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260440060 = 22513022003
BaseRepresentation
bin11111000010111…
…11111111111100
3200011001201121011
433201133333330
51013133040220
641502045004
76311463316
oct1741377774
9604051534
10260440060
11124014521
1273279764
1341c5965a
14268367b6
1517ce765a
hexf85fffc

260440060 has 12 divisors (see below), whose sum is σ = 546924168. Its totient is φ = 104176016.

The previous prime is 260440057. The next prime is 260440069. The reversal of 260440060 is 60044062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260440069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6510982 + ... + 6511021.

It is an arithmetic number, because the mean of its divisors is an integer number (45577014).

Almost surely, 2260440060 is an apocalyptic number.

260440060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260440060 is an abundant number, since it is smaller than the sum of its proper divisors (286484108).

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

260440060 is a wasteful number, since it uses less digits than its factorization.

260440060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13022012 (or 13022010 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 260440060 is about 16138.1554088440. The cubic root of 260440060 is about 638.6103147229.

The spelling of 260440060 in words is "two hundred sixty million, four hundred forty thousand, sixty".

Divisors: 1 2 4 5 10 20 13022003 26044006 52088012 65110015 130220030 260440060