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13002906319 = 1323894431103
BaseRepresentation
bin11000001110000100…
…01001101011001111
31020120012021002011221
430013002021223033
5203112221000234
65550133224211
7640136610604
oct140702115317
936505232157
1013002906319
11557288aa77
12262a792067
1312c2b7b810
148b4cc46ab
15511827eb4
hex307089acf

13002906319 has 32 divisors (see below), whose sum is σ = 14822922240. Its totient is φ = 11315935488.

The previous prime is 13002906317. The next prime is 13002906359. The reversal of 13002906319 is 91360920031.

It is not a de Polignac number, because 13002906319 - 21 = 13002906317 is a prime.

It is a super-2 number, since 2×130029063192 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13002906311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11788122 + ... + 11789224.

It is an arithmetic number, because the mean of its divisors is an integer number (463216320).

Almost surely, 213002906319 is an apocalyptic number.

13002906319 is a deficient number, since it is larger than the sum of its proper divisors (1820015921).

13002906319 is a wasteful number, since it uses less digits than its factorization.

13002906319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671.

The product of its (nonzero) digits is 8748, while the sum is 34.

The spelling of 13002906319 in words is "thirteen billion, two million, nine hundred six thousand, three hundred nineteen".

Divisors: 1 13 23 89 299 443 1103 1157 2047 5759 10189 14339 25369 26611 39427 98167 132457 329797 488629 512551 906821 1276171 2257841 6352177 11238467 11788673 29351933 43487981 146100071 565343753 1000223563 13002906319