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4105213405 = 512727723339
BaseRepresentation
bin1111010010110000…
…1001010111011101
3101121002200110002221
43310230021113131
531401413312110
61515204545341
7203505511126
oct36454112735
911532613087
104105213405
111817316657
129669b2251
1350566c177
142ad30104d
151906097da
hexf4b095dd

4105213405 has 16 divisors (see below), whose sum is σ = 4983183360. Its totient is φ = 3246409152.

The previous prime is 4105213403. The next prime is 4105213429. The reversal of 4105213405 is 5043125014.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4105213405 - 21 = 4105213403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4105213405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4105213403) 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, 164226 + ... + 187564.

It is an arithmetic number, because the mean of its divisors is an integer number (311448960).

Almost surely, 24105213405 is an apocalyptic number.

It is an amenable number.

4105213405 is a deficient number, since it is larger than the sum of its proper divisors (877969955).

4105213405 is a wasteful number, since it uses less digits than its factorization.

4105213405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23748.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4105213405 is about 64071.9392948270. The cubic root of 4105213405 is about 1601.1987637385.

Adding to 4105213405 its reverse (5043125014), we get a palindrome (9148338419).

The spelling of 4105213405 in words is "four billion, one hundred five million, two hundred thirteen thousand, four hundred five".

Divisors: 1 5 127 277 635 1385 23339 35179 116695 175895 2964053 6464903 14820265 32324515 821042681 4105213405