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13000210331 = 89431338909
BaseRepresentation
bin11000001101101111…
…10111011110011011
31020120000012002222112
430012313313132123
5203111023212311
65545555342535
7640104651563
oct140667673633
936500162875
1013000210331
115571309489
1226298b1a4b
1312c2446664
148b47c1da3
1551149428b
hex306df779b

13000210331 has 8 divisors (see below), whose sum is σ = 13176820800. Its totient is φ = 12824278720.

The previous prime is 13000210309. The next prime is 13000210441. The reversal of 13000210331 is 13301200031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13000210331 is a prime.

It is a super-2 number, since 2×130002103312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13000210031) 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, 131096 + ... + 207813.

It is an arithmetic number, because the mean of its divisors is an integer number (1647102600).

Almost surely, 213000210331 is an apocalyptic number.

13000210331 is a deficient number, since it is larger than the sum of its proper divisors (176610469).

13000210331 is an equidigital number, since it uses as much as digits as its factorization.

13000210331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339429.

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

Adding to 13000210331 its reverse (13301200031), we get a palindrome (26301410362).

The spelling of 13000210331 in words is "thirteen billion, two hundred ten thousand, three hundred thirty-one".

Divisors: 1 89 431 38359 338909 30162901 146069779 13000210331