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2105463441 = 313919326161
BaseRepresentation
bin111110101111110…
…1101001010010001
312102201210121212110
41331133231022101
513302444312231
6544531215533
7103114100244
oct17537551221
95381717773
102105463441
1199052a934
124a91475a9
13277281873
1415d8ad25b
15c4c96046
hex7d7ed291

2105463441 has 16 divisors (see below), whose sum is σ = 2842239680. Its totient is φ = 1386270720.

The previous prime is 2105463433. The next prime is 2105463443. The reversal of 2105463441 is 1443645012.

It is not a de Polignac number, because 2105463441 - 23 = 2105463433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2105463399 and 2105463408.

It is not an unprimeable number, because it can be changed into a prime (2105463443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67401 + ... + 93561.

It is an arithmetic number, because the mean of its divisors is an integer number (177639980).

Almost surely, 22105463441 is an apocalyptic number.

It is an amenable number.

2105463441 is a deficient number, since it is larger than the sum of its proper divisors (736776239).

2105463441 is a wasteful number, since it uses less digits than its factorization.

2105463441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26496.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2105463441 is about 45885.3292567461. The cubic root of 2105463441 is about 1281.6887380235.

The spelling of 2105463441 in words is "two billion, one hundred five million, four hundred sixty-three thousand, four hundred forty-one".

Divisors: 1 3 139 193 417 579 26161 26827 78483 80481 3636379 5049073 10909137 15147219 701821147 2105463441