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10030312103 = 721712041191
BaseRepresentation
bin10010101011101101…
…00110101010100111
3221220000210122111212
421111312212222213
5131020224441403
64335144222035
7503363150300
oct112566465247
927800718455
1010030312103
114287938a39
121b3b16a91b
13c3b071526
146b21b37a7
153da8994d8
hex255da6aa7

10030312103 has 12 divisors (see below), whose sum is σ = 12354262992. Its totient is φ = 8091679680.

The previous prime is 10030312081. The next prime is 10030312151. The reversal of 10030312103 is 30121303001.

It is not a de Polignac number, because 10030312103 - 210 = 10030311079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030312003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6019763 + ... + 6021428.

It is an arithmetic number, because the mean of its divisors is an integer number (1029521916).

Almost surely, 210030312103 is an apocalyptic number.

10030312103 is a deficient number, since it is larger than the sum of its proper divisors (2323950889).

10030312103 is a wasteful number, since it uses less digits than its factorization.

10030312103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12041222 (or 12041215 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 10030312103 its reverse (30121303001), we get a palindrome (40151615104).

The spelling of 10030312103 in words is "ten billion, thirty million, three hundred twelve thousand, one hundred three".

Divisors: 1 7 17 49 119 833 12041191 84288337 204700247 590018359 1432901729 10030312103