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5102110105 = 51020422021
BaseRepresentation
bin1001100000001110…
…00000010110011001
3111011120112001021221
410300013000112121
540422120010410
62202135532041
7240302135401
oct46007002631
914146461257
105102110105
11218900a924
12ba482a021
13634060981
14365881801
151ecdc64da
hex1301c0599

5102110105 has 4 divisors (see below), whose sum is σ = 6122532132. Its totient is φ = 4081688080.

The previous prime is 5102110061. The next prime is 5102110127. The reversal of 5102110105 is 5010112015.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5010112015 = 51002022403.

It can be written as a sum of positive squares in 2 ways, for example, as 2973302784 + 2128807321 = 54528^2 + 46139^2 .

It is not a de Polignac number, because 5102110105 - 27 = 5102109977 is a prime.

It is a super-2 number, since 2×51021101052 = 52063055047086222050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510211006 + ... + 510211015.

It is an arithmetic number, because the mean of its divisors is an integer number (1530633033).

Almost surely, 25102110105 is an apocalyptic number.

It is an amenable number.

5102110105 is a deficient number, since it is larger than the sum of its proper divisors (1020422027).

5102110105 is a wasteful number, since it uses less digits than its factorization.

5102110105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020422026.

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 5102110105 is about 71429.0564476390. The cubic root of 5102110105 is about 1721.5379817875.

The spelling of 5102110105 in words is "five billion, one hundred two million, one hundred ten thousand, one hundred five".

Divisors: 1 5 1020422021 5102110105