Search a number
-
+
2104444351 = 194113991931
BaseRepresentation
bin111110101101111…
…0100010110111111
312102122212211221101
41331123310112333
513302214204401
6544453313531
7103102324162
oct17533642677
95378784841
102104444351
1198a9a4209
124a89358a7
13276cb5a59
1415d6c5ad9
15c4b44101
hex7d6f45bf

2104444351 has 16 divisors (see below), whose sum is σ = 2272032000. Its totient is φ = 1942660800.

The previous prime is 2104444337. The next prime is 2104444373. The reversal of 2104444351 is 1534444012.

It is a cyclic number.

It is not a de Polignac number, because 2104444351 - 25 = 2104444319 is a prime.

It is a super-2 number, since 2×21044443512 = 8857372052911622402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104444051) 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, 1088856 + ... + 1090786.

It is an arithmetic number, because the mean of its divisors is an integer number (142002000).

Almost surely, 22104444351 is an apocalyptic number.

2104444351 is a deficient number, since it is larger than the sum of its proper divisors (167587649).

2104444351 is a wasteful number, since it uses less digits than its factorization.

2104444351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3390.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 2104444351 is about 45874.2231650848. The cubic root of 2104444351 is about 1281.4819162627.

Adding to 2104444351 its reverse (1534444012), we get a palindrome (3638888363).

The spelling of 2104444351 in words is "two billion, one hundred four million, four hundred forty-four thousand, three hundred fifty-one".

Divisors: 1 19 41 779 1399 1931 26581 36689 57359 79171 1089821 1504249 2701469 51327911 110760229 2104444351