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2204024131 = 4691469841
BaseRepresentation
bin1000001101011110…
…1011110101000011
312200121021000201101
42003113223311003
514003212233011
61002411515231
7105421616221
oct20327536503
95617230641
102204024131
11a31128a51
12516158b17
132918101ba
1416ca07b11
15cd7642c1
hex835ebd43

2204024131 has 4 divisors (see below), whose sum is σ = 2204498664. Its totient is φ = 2203549600.

The previous prime is 2204024117. The next prime is 2204024153. The reversal of 2204024131 is 1314204022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1314204022 = 2657102011.

It is a cyclic number.

It is not a de Polignac number, because 2204024131 - 211 = 2204022083 is a prime.

It is a super-2 number, since 2×22040241312 = 9715444740060610322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2204024099 and 2204024108.

It is not an unprimeable number, because it can be changed into a prime (2204024731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230230 + ... + 239611.

It is an arithmetic number, because the mean of its divisors is an integer number (551124666).

Almost surely, 22204024131 is an apocalyptic number.

2204024131 is a deficient number, since it is larger than the sum of its proper divisors (474533).

2204024131 is an equidigital number, since it uses as much as digits as its factorization.

2204024131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474532.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2204024131 is about 46947.0353803092. The cubic root of 2204024131 is about 1301.3839563200.

Adding to 2204024131 its reverse (1314204022), we get a palindrome (3518228153).

The spelling of 2204024131 in words is "two billion, two hundred four million, twenty-four thousand, one hundred thirty-one".

Divisors: 1 4691 469841 2204024131