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28683512246 = 252127527363
BaseRepresentation
bin11010101101101010…
…111010100110110110
32202001000002101200102
4122231222322212312
5432220434342441
621102123114102
72033542555064
oct325552724666
982030071612
1028683512246
111118a105324
125686072932
13292170656c
141561675034
15b2d27d69b
hex6adaba9b6

28683512246 has 8 divisors (see below), whose sum is σ = 43107852024. Its totient is φ = 14314228240.

The previous prime is 28683512239. The next prime is 28683512251. The reversal of 28683512246 is 64221538682.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28683512246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13762640 + ... + 13764723.

It is an arithmetic number, because the mean of its divisors is an integer number (5388481503).

Almost surely, 228683512246 is an apocalyptic number.

28683512246 is a deficient number, since it is larger than the sum of its proper divisors (14424339778).

28683512246 is a wasteful number, since it uses less digits than its factorization.

28683512246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27527886.

The product of its digits is 1105920, while the sum is 47.

The spelling of 28683512246 in words is "twenty-eight billion, six hundred eighty-three million, five hundred twelve thousand, two hundred forty-six".

Divisors: 1 2 521 1042 27527363 55054726 14341756123 28683512246