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12828597751 = 151745711393
BaseRepresentation
bin10111111001010010…
…01101110111110111
31020010001021021210001
423330221031313313
5202233110112001
65520545212131
7632622165424
oct137451156767
936101237701
1012828597751
115493455402
1225a0331047
131295a1b358
14899aacd4b
15501396001
hex2fca4ddf7

12828597751 has 8 divisors (see below), whose sum is σ = 12916420704. Its totient is φ = 12740812800.

The previous prime is 12828597739. The next prime is 12828597757. The reversal of 12828597751 is 15779582821.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12828597751 - 213 = 12828589559 is a prime.

It is a super-3 number, since 3×128285977513 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12828597692 and 12828597701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12828597757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120311 + ... + 1131703.

It is an arithmetic number, because the mean of its divisors is an integer number (1614552588).

Almost surely, 212828597751 is an apocalyptic number.

12828597751 is a deficient number, since it is larger than the sum of its proper divisors (87822953).

12828597751 is a wasteful number, since it uses less digits than its factorization.

12828597751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19001.

The product of its digits is 2822400, while the sum is 55.

The spelling of 12828597751 in words is "twelve billion, eight hundred twenty-eight million, five hundred ninety-seven thousand, seven hundred fifty-one".

Divisors: 1 151 7457 11393 1126007 1720343 84957601 12828597751