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2180104241 = 7490363521
BaseRepresentation
bin1000000111110001…
…1100000000110001
312121221020202210112
42001330130000301
513431101313431
61000155111105
7105011403020
oct20174340061
95557222715
102180104241
11a19680647
1250a142495
13289886813
1416977c8b7
15cb5dbc2b
hex81f1c031

2180104241 has 8 divisors (see below), whose sum is σ = 2492095104. Its totient is φ = 1868250240.

The previous prime is 2180104237. The next prime is 2180104247. The reversal of 2180104241 is 1424010812.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2180104241 - 22 = 2180104237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2180104247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2561 + ... + 66081.

It is an arithmetic number, because the mean of its divisors is an integer number (311511888).

Almost surely, 22180104241 is an apocalyptic number.

It is an amenable number.

2180104241 is a deficient number, since it is larger than the sum of its proper divisors (311990863).

2180104241 is an equidigital number, since it uses as much as digits as its factorization.

2180104241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68431.

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 2180104241 is about 46691.5864048332. The cubic root of 2180104241 is about 1296.6589237500.

The spelling of 2180104241 in words is "two billion, one hundred eighty million, one hundred four thousand, two hundred forty-one".

Divisors: 1 7 4903 34321 63521 444647 311443463 2180104241