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12351350330 = 2511195909737
BaseRepresentation
bin10111000000011001…
…01010011000111010
31011212210020121101122
423200030222120322
5200243421202310
65401340145242
7615035513504
oct134014523072
934783217348
1012351350330
115269019350
122488538222
13121aba1527
1485255ad74
154c4524555
hex2e032a63a

12351350330 has 32 divisors (see below), whose sum is σ = 25530068160. Its totient is φ = 4255009920.

The previous prime is 12351350287. The next prime is 12351350399. The reversal of 12351350330 is 3305315321.

It is a super-2 number, since 2×123513503302 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12351350330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2952779 + ... + 2956958.

It is an arithmetic number, because the mean of its divisors is an integer number (797814630).

Almost surely, 212351350330 is an apocalyptic number.

12351350330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12351350330 is an abundant number, since it is smaller than the sum of its proper divisors (13178717830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12351350330 is a wasteful number, since it uses less digits than its factorization.

12351350330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5909774.

The product of its (nonzero) digits is 4050, while the sum is 26.

Adding to 12351350330 its reverse (3305315321), we get a palindrome (15656665651).

The spelling of 12351350330 in words is "twelve billion, three hundred fifty-one million, three hundred fifty thousand, three hundred thirty".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 1045 2090 5909737 11819474 29548685 59097370 65007107 112285003 130014214 224570006 325035535 561425015 650071070 1122850030 1235135033 2470270066 6175675165 12351350330