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2104401113 = 6913045443
BaseRepresentation
bin111110101101110…
…1001110011011001
312102122210122121222
41331123221303121
513302211313423
6544452341425
7103102054133
oct17533516331
95378718558
102104401113
1198a974781
124a8914875
13276c9c179
1415d6b4053
15c4b363c8
hex7d6e9cd9

2104401113 has 4 divisors (see below), whose sum is σ = 2107447248. Its totient is φ = 2101354980.

The previous prime is 2104401109. The next prime is 2104401127. The reversal of 2104401113 is 3111044012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2104401113 - 22 = 2104401109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2104401091 and 2104401100.

It is not an unprimeable number, because it can be changed into a prime (2104401133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1522031 + ... + 1523412.

It is an arithmetic number, because the mean of its divisors is an integer number (526861812).

Almost surely, 22104401113 is an apocalyptic number.

It is an amenable number.

2104401113 is a deficient number, since it is larger than the sum of its proper divisors (3046135).

2104401113 is an equidigital number, since it uses as much as digits as its factorization.

2104401113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046134.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2104401113 is about 45873.7518958282. The cubic root of 2104401113 is about 1281.4731397426.

Adding to 2104401113 its reverse (3111044012), we get a palindrome (5215445125).

The spelling of 2104401113 in words is "two billion, one hundred four million, four hundred one thousand, one hundred thirteen".

Divisors: 1 691 3045443 2104401113