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12750655093 = 111279127169
BaseRepresentation
bin10111101111111111…
…11000111001110101
31012220121121101112221
423313333320321311
5202103131430333
65505122442341
7630654531361
oct136777707165
935817541487
1012750655093
115453459990
12257a2033b1
13128282b537
1488d5c02a1
154e95ebd2d
hex2f7ff8e75

12750655093 has 8 divisors (see below), whose sum is σ = 14019333120. Its totient is φ = 11500231680.

The previous prime is 12750655091. The next prime is 12750655103. The reversal of 12750655093 is 39055605721.

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 12750655093 - 21 = 12750655091 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12750655091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4562188 + ... + 4564981.

It is an arithmetic number, because the mean of its divisors is an integer number (1752416640).

Almost surely, 212750655093 is an apocalyptic number.

It is an amenable number.

12750655093 is a deficient number, since it is larger than the sum of its proper divisors (1268678027).

12750655093 is a wasteful number, since it uses less digits than its factorization.

12750655093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9127307.

The product of its (nonzero) digits is 283500, while the sum is 43.

The spelling of 12750655093 in words is "twelve billion, seven hundred fifty million, six hundred fifty-five thousand, ninety-three".

Divisors: 1 11 127 1397 9127169 100398859 1159150463 12750655093