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10032122005 = 52006424401
BaseRepresentation
bin10010101011111011…
…00000100010010101
3221220011012121020021
421111331200202111
5131021210401010
64335251105141
7503414426053
oct112575404225
927804177207
1010032122005
114288964824
121b3b8a21b1
13c3b556289
146b25251d3
153dab058da
hex255f60895

10032122005 has 4 divisors (see below), whose sum is σ = 12038546412. Its totient is φ = 8025697600.

The previous prime is 10032121993. The next prime is 10032122011. The reversal of 10032122005 is 50022123001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50022123001 = 311613616871.

It can be written as a sum of positive squares in 2 ways, for example, as 6291821041 + 3740300964 = 79321^2 + 61158^2 .

It is not a de Polignac number, because 10032122005 - 25 = 10032121973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10032122005.

It is a congruent 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, 1003212196 + ... + 1003212205.

It is an arithmetic number, because the mean of its divisors is an integer number (3009636603).

Almost surely, 210032122005 is an apocalyptic number.

It is an amenable number.

10032122005 is a deficient number, since it is larger than the sum of its proper divisors (2006424407).

10032122005 is an equidigital number, since it uses as much as digits as its factorization.

10032122005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006424406.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 10032122005 its reverse (50022123001), we get a palindrome (60054245006).

The spelling of 10032122005 in words is "ten billion, thirty-two million, one hundred twenty-two thousand, five".

Divisors: 1 5 2006424401 10032122005