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2104452105 = 35733759473
BaseRepresentation
bin111110101101111…
…0110010000001001
312102122220020120120
41331123312100021
513302214431410
6544453413453
7103102355610
oct17533662011
95378806516
102104452105
1198a9aa018
124a893a289
13276cb9442
1415d6c8877
15c4b46570
hex7d6f6409

2104452105 has 32 divisors (see below), whose sum is σ = 3859624704. Its totient is φ = 959164416.

The previous prime is 2104452089. The next prime is 2104452113. The reversal of 2104452105 is 5012544012.

It is not a de Polignac number, because 2104452105 - 24 = 2104452089 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 5649 + ... + 65121.

It is an arithmetic number, because the mean of its divisors is an integer number (120613272).

Almost surely, 22104452105 is an apocalyptic number.

It is an amenable number.

2104452105 is a deficient number, since it is larger than the sum of its proper divisors (1755172599).

2104452105 is a wasteful number, since it uses less digits than its factorization.

2104452105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59825.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2104452105 is about 45874.3076786996. The cubic root of 2104452105 is about 1281.4834901696.

Adding to 2104452105 its reverse (5012544012), we get a palindrome (7116996117).

The spelling of 2104452105 in words is "two billion, one hundred four million, four hundred fifty-two thousand, one hundred five".

Divisors: 1 3 5 7 15 21 35 105 337 1011 1685 2359 5055 7077 11795 35385 59473 178419 297365 416311 892095 1248933 2081555 6244665 20042401 60127203 100212005 140296807 300636015 420890421 701484035 2104452105