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10081260 = 2234572127
BaseRepresentation
bin100110011101…
…001111101100
3200222011220000
4212131033230
510040100020
61000024300
7151455300
oct46351754
920864800
1010081260
115766222
123462090
13211c857
1414a5d00
15d42090
hex99d3ec

10081260 has 180 divisors, whose sum is σ = 37078272. Its totient is φ = 2286144.

The previous prime is 10081237. The next prime is 10081261. The reversal of 10081260 is 6218001.

It is a tau number, because it is divible by the number of its divisors (180).

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

It is not an unprimeable number, because it can be changed into a prime (10081261) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 79317 + ... + 79443.

It is a vampire number, since it can be written as 12608001 (with its own digits).

Almost surely, 210081260 is an apocalyptic number.

10081260 is a gapful number since it is divisible by the number (10) 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 10081260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18539136).

10081260 is an abundant number, since it is smaller than the sum of its proper divisors (26997012).

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

10081260 is a wasteful number, since it uses less digits than its factorization.

10081260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 144 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 10081260 is about 3175.0999984252. The cubic root of 10081260 is about 216.0254599619.

Adding to 10081260 its reverse (6218001), we get a palindrome (16299261).

The spelling of 10081260 in words is "ten million, eighty-one thousand, two hundred sixty".