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13000424311 = 72503741991
BaseRepresentation
bin11000001101110001…
…01011101101110111
31020120000120222111201
430012320223231313
5203111102034221
65550004113331
7640106532460
oct140670535567
936500528451
1013000424311
115571445226
122629995847
1312c24bcb84
148b4839d67
155114d7891
hex306e2bb77

13000424311 has 8 divisors (see below), whose sum is σ = 14863583744. Its totient is φ = 11138753880.

The previous prime is 13000424309. The next prime is 13000424317. The reversal of 13000424311 is 11342400031.

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 13000424311 - 21 = 13000424309 is a prime.

It is a super-2 number, since 2×130004243112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13000424317) 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, 353475 + ... + 388516.

It is an arithmetic number, because the mean of its divisors is an integer number (1857947968).

Almost surely, 213000424311 is an apocalyptic number.

13000424311 is a deficient number, since it is larger than the sum of its proper divisors (1863159433).

13000424311 is an equidigital number, since it uses as much as digits as its factorization.

13000424311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744501.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 13000424311 its reverse (11342400031), we get a palindrome (24342824342).

The spelling of 13000424311 in words is "thirteen billion, four hundred twenty-four thousand, three hundred eleven".

Divisors: 1 7 2503 17521 741991 5193937 1857203473 13000424311