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4142442205 = 511277271903
BaseRepresentation
bin1111011011101000…
…1010011011011101
3101200200201212102101
43312322022123131
531440431122310
61523014525101
7204440114656
oct36672123335
911620655371
104142442205
111836334160
12977366791
135102a5545
142b423252d
15193a1043a
hexf6e8a6dd

4142442205 has 16 divisors (see below), whose sum is σ = 5442430464. Its totient is φ = 3001798080.

The previous prime is 4142442203. The next prime is 4142442217. The reversal of 4142442205 is 5022442414.

It is not a de Polignac number, because 4142442205 - 21 = 4142442203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142442203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120717 + ... + 151186.

It is an arithmetic number, because the mean of its divisors is an integer number (340151904).

Almost surely, 24142442205 is an apocalyptic number.

It is an amenable number.

4142442205 is a deficient number, since it is larger than the sum of its proper divisors (1299988259).

4142442205 is a wasteful number, since it uses less digits than its factorization.

4142442205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272196.

The product of its (nonzero) digits is 10240, while the sum is 28.

The square root of 4142442205 is about 64361.8070364716. The cubic root of 4142442205 is about 1606.0244498913.

Adding to 4142442205 its reverse (5022442414), we get a palindrome (9164884619).

The spelling of 4142442205 in words is "four billion, one hundred forty-two million, four hundred forty-two thousand, two hundred five".

Divisors: 1 5 11 55 277 1385 3047 15235 271903 1359515 2990933 14954665 75317131 376585655 828488441 4142442205