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13030123210 = 2513100231717
BaseRepresentation
bin11000010001010011…
…11110011011001010
31020122002110211201221
430020221332123022
5203141202420320
65552544432254
7640620135256
oct141051763312
936562424657
1013030123210
11558718a475
12263791868a
1312c86baaa0
148b876b266
15513e023aa
hex308a7e6ca

13030123210 has 16 divisors (see below), whose sum is σ = 25258392936. Its totient is φ = 4811122368.

The previous prime is 13030123207. The next prime is 13030123213. The reversal of 13030123210 is 1232103031.

13030123210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13030123207) and next prime (13030123213).

It can be written as a sum of positive squares in 4 ways, for example, as 3525628129 + 9504495081 = 59377^2 + 97491^2 .

It is a super-2 number, since 2×130301232102 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13030123213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50115729 + ... + 50115988.

Almost surely, 213030123210 is an apocalyptic number.

13030123210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13030123210 is a deficient number, since it is larger than the sum of its proper divisors (12228269726).

13030123210 is a wasteful number, since it uses less digits than its factorization.

13030123210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100231737.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13030123210 its reverse (1232103031), we get a palindrome (14262226241).

The spelling of 13030123210 in words is "thirteen billion, thirty million, one hundred twenty-three thousand, two hundred ten".

Divisors: 1 2 5 10 13 26 65 130 100231717 200463434 501158585 1002317170 1303012321 2606024642 6515061605 13030123210