Search a number
-
+
13019020088 = 2322331723021
BaseRepresentation
bin11000001111111111…
…00111101100111000
31020121022120202010012
430013333213230320
5203130332120323
65551510441052
7640423562534
oct140777475470
936538522105
1013019020088
115580996538
122634063188
1312c63010a9
148b70babc4
15512e5c678
hex307fe7b38

13019020088 has 32 divisors (see below), whose sum is σ = 24598546560. Its totient is φ = 6459596160.

The previous prime is 13019020067. The next prime is 13019020103. The reversal of 13019020088 is 88002091031.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554018 + ... + 577038.

It is an arithmetic number, because the mean of its divisors is an integer number (768704580).

Almost surely, 213019020088 is an apocalyptic number.

It is an amenable number.

13019020088 is a deficient number, since it is larger than the sum of its proper divisors (11579526472).

13019020088 is a wasteful number, since it uses less digits than its factorization.

13019020088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23567 (or 23563 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 13019020088 in words is "thirteen billion, nineteen million, twenty thousand, eighty-eight".

Divisors: 1 2 4 8 223 317 446 634 892 1268 1784 2536 23021 46042 70691 92084 141382 184168 282764 565528 5133683 7297657 10267366 14595314 20534732 29190628 41069464 58381256 1627377511 3254755022 6509510044 13019020088