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10030001005 = 52006000201
BaseRepresentation
bin10010101011101010…
…11010101101101101
3221220000012211202201
421111311122231231
5131020140013010
64335133421501
7503360413303
oct112565325555
927800184681
1010030001005
114287746232
121b3b03a891
13c3ac92a4b
146b2132273
153da83723a
hex255d5ab6d

10030001005 has 4 divisors (see below), whose sum is σ = 12036001212. Its totient is φ = 8024000800.

The previous prime is 10030000997. The next prime is 10030001017. The reversal of 10030001005 is 50010003001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50010003001 = 77144286143.

It can be written as a sum of positive squares in 2 ways, for example, as 3695910436 + 6334090569 = 60794^2 + 79587^2 .

It is not a de Polignac number, because 10030001005 - 23 = 10030000997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10030000982 and 10030001000.

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, 1003000096 + ... + 1003000105.

It is an arithmetic number, because the mean of its divisors is an integer number (3009000303).

Almost surely, 210030001005 is an apocalyptic number.

It is an amenable number.

10030001005 is a deficient number, since it is larger than the sum of its proper divisors (2006000207).

10030001005 is an equidigital number, since it uses as much as digits as its factorization.

10030001005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006000206.

The product of its (nonzero) digits is 15, while the sum is 10.

Adding to 10030001005 its reverse (50010003001), we get a palindrome (60040004006).

The spelling of 10030001005 in words is "ten billion, thirty million, one thousand, five".

Divisors: 1 5 2006000201 10030001005