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12663030342 = 235503383519
BaseRepresentation
bin10111100101100011…
…01000001001000110
31012200111201120222210
423302301220021012
5201413213432332
65452312404250
7625541660544
oct136261501106
935614646883
1012663030342
115408a50136
1225549a6686
13126a62b781
14881ad0d94
154e1a8decc
hex2f2c68246

12663030342 has 16 divisors (see below), whose sum is σ = 25330728960. Its totient is φ = 4220232072.

The previous prime is 12663030307. The next prime is 12663030371. The reversal of 12663030342 is 24303036621.

It is a super-3 number, since 3×126630303423 (a number of 31 digits) contains 333 as substring.

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, 158742 + ... + 224777.

It is an arithmetic number, because the mean of its divisors is an integer number (1583170560).

Almost surely, 212663030342 is an apocalyptic number.

12663030342 is an abundant number, since it is smaller than the sum of its proper divisors (12667698618).

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

12663030342 is a wasteful number, since it uses less digits than its factorization.

12663030342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389027.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 12663030342 its reverse (24303036621), we get a palindrome (36966066963).

The spelling of 12663030342 in words is "twelve billion, six hundred sixty-three million, thirty thousand, three hundred forty-two".

Divisors: 1 2 3 6 5503 11006 16509 33018 383519 767038 1150557 2301114 2110505057 4221010114 6331515171 12663030342