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5107021605 = 325716212767
BaseRepresentation
bin1001100000110011…
…01111011100100101
3111011220202120121100
410300121233130211
540424344142410
62202433110313
7240361652550
oct46031573445
914156676540
105107021605
112190864a14
12ba63b8399
1363509039a
1436639d697
151ed5468c0
hex13066f725

5107021605 has 24 divisors (see below), whose sum is σ = 10116767232. Its totient is φ = 2334638304.

The previous prime is 5107021583. The next prime is 5107021627. The reversal of 5107021605 is 5061207015.

5107021605 is a `hidden beast` number, since 51 + 0 + 7 + 0 + 2 + 1 + 605 = 666.

It is an interprime number because it is at equal distance from previous prime (5107021583) and next prime (5107021627).

It is not a de Polignac number, because 5107021605 - 215 = 5106988837 is a prime.

It is a Curzon number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 8106069 + ... + 8106698.

It is an arithmetic number, because the mean of its divisors is an integer number (421531968).

Almost surely, 25107021605 is an apocalyptic number.

It is an amenable number.

5107021605 is a deficient number, since it is larger than the sum of its proper divisors (5009745627).

5107021605 is a wasteful number, since it uses less digits than its factorization.

5107021605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16212785 (or 16212782 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 5107021605 is about 71463.4284442049. The cubic root of 5107021605 is about 1722.0902122649.

The spelling of 5107021605 in words is "five billion, one hundred seven million, twenty-one thousand, six hundred five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 315 16212767 48638301 81063835 113489369 145914903 243191505 340468107 567446845 729574515 1021404321 1702340535 5107021605