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13000321033 = 72659769827
BaseRepresentation
bin11000001101110000…
…10010100000001001
31020120000101201211121
430012320102200021
5203111040233113
65550001555241
7640105622410
oct140670224011
936500351747
1013000321033
115571384677
122629945b21
1312c2484b6b
148b4810477
155114b6e8d
hex306e12809

13000321033 has 8 divisors (see below), whose sum is σ = 14858281152. Its totient is φ = 11142553776.

The previous prime is 13000321031. The next prime is 13000321043. The reversal of 13000321033 is 33012300031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13000321033 - 21 = 13000321031 is a prime.

It is a super-2 number, since 2×130003210332 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13000320998 and 13000321016.

It is not an unprimeable number, because it can be changed into a prime (13000321031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151266 + ... + 221092.

It is an arithmetic number, because the mean of its divisors is an integer number (1857285144).

Almost surely, 213000321033 is an apocalyptic number.

It is an amenable number.

13000321033 is a deficient number, since it is larger than the sum of its proper divisors (1857960119).

13000321033 is an equidigital number, since it uses as much as digits as its factorization.

13000321033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96431.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 13000321033 its reverse (33012300031), we get a palindrome (46012621064).

The spelling of 13000321033 in words is "thirteen billion, three hundred twenty-one thousand, thirty-three".

Divisors: 1 7 26597 69827 186179 488789 1857188719 13000321033