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10030310105 = 52006062021
BaseRepresentation
bin10010101011101101…
…00110001011011001
3221220000210112202212
421111312212023121
5131020224410410
64335144204505
7503363141414
oct112566461331
927800715685
1010030310105
114287937492
121b3b169735
13c3b07064a
146b21b2b7b
153da898b05
hex255da62d9

10030310105 has 4 divisors (see below), whose sum is σ = 12036372132. Its totient is φ = 8024248080.

The previous prime is 10030310099. The next prime is 10030310117. The reversal of 10030310105 is 50101303001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6620100496 + 3410209609 = 81364^2 + 58397^2 .

It is not a de Polignac number, because 10030310105 - 24 = 10030310089 is a prime.

It is a super-2 number, since 2×100303101052 (a number of 21 digits) contains 22 as substring.

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 10030310105.

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, 1003031006 + ... + 1003031015.

It is an arithmetic number, because the mean of its divisors is an integer number (3009093033).

Almost surely, 210030310105 is an apocalyptic number.

It is an amenable number.

10030310105 is a deficient number, since it is larger than the sum of its proper divisors (2006062027).

10030310105 is an equidigital number, since it uses as much as digits as its factorization.

10030310105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006062026.

The product of its (nonzero) digits is 45, while the sum is 14.

Adding to 10030310105 its reverse (50101303001), we get a palindrome (60131613106).

The spelling of 10030310105 in words is "ten billion, thirty million, three hundred ten thousand, one hundred five".

Divisors: 1 5 2006062021 10030310105