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10110510505 = 517041118661
BaseRepresentation
bin10010110101010001…
…00010010110101001
3222002121201011001001
421122220202112221
5131201242314010
64351131155001
7505355631004
oct113250422651
928077634031
1010110510505
114319135207
121b61ba5a61
13c51870cc4
146bcacc53b
153e293bc3a
hex25aa225a9

10110510505 has 8 divisors (see below), whose sum is σ = 12133426824. Its totient is φ = 8087865600.

The previous prime is 10110510503. The next prime is 10110510511. The reversal of 10110510505 is 50501501101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2910818304 + 7199692201 = 53952^2 + 84851^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10110510505 - 21 = 10110510503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10110510503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25875 + ... + 144535.

It is an arithmetic number, because the mean of its divisors is an integer number (1516678353).

Almost surely, 210110510505 is an apocalyptic number.

It is an amenable number.

10110510505 is a deficient number, since it is larger than the sum of its proper divisors (2022916319).

10110510505 is a wasteful number, since it uses less digits than its factorization.

10110510505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135707.

The product of its (nonzero) digits is 125, while the sum is 19.

The spelling of 10110510505 in words is "ten billion, one hundred ten million, five hundred ten thousand, five hundred five".

Divisors: 1 5 17041 85205 118661 593305 2022102101 10110510505