Search a number
-
+
12030331299 = 3717531036173
BaseRepresentation
bin10110011010001000…
…00100100110100011
31011001102012011001220
423031010010212203
5144114231100144
65305431430123
7604060062120
oct131504044643
934042164056
1012030331299
115113898a68
1223b8b25343
13119952453c
14821a75747
154a6262919
hex2cd1049a3

12030331299 has 64 divisors (see below), whose sum is σ = 19971753984. Its totient is φ = 6285367296.

The previous prime is 12030331283. The next prime is 12030331343. The reversal of 12030331299 is 99213303021.

It is not a de Polignac number, because 12030331299 - 24 = 12030331283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12030331279) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1945777 + ... + 1951949.

It is an arithmetic number, because the mean of its divisors is an integer number (312058656).

Almost surely, 212030331299 is an apocalyptic number.

12030331299 is a deficient number, since it is larger than the sum of its proper divisors (7941422685).

12030331299 is a wasteful number, since it uses less digits than its factorization.

12030331299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6356.

The product of its (nonzero) digits is 8748, while the sum is 33.

The spelling of 12030331299 in words is "twelve billion, thirty million, three hundred thirty-one thousand, two hundred ninety-nine".

Divisors: 1 3 7 17 21 51 53 103 119 159 309 357 371 721 901 1113 1751 2163 2703 5253 5459 6173 6307 12257 16377 18519 18921 36771 38213 43211 92803 104941 114639 129633 278409 314823 327169 635819 649621 734587 981507 1907457 1948863 2203761 2290183 4450733 5561873 6870549 10808923 13352199 16685619 32426769 33698407 38933111 75662461 101095221 116799333 226987383 235888849 572872919 707666547 1718618757 4010110433 12030331299