Search a number
-
+
12760163371 = 109117065719
BaseRepresentation
bin10111110001001000…
…01010010000101011
31012221021111110110101
423320210022100223
5202113100211441
65510102330231
7631131412324
oct137044122053
935837443411
1012760163371
11545886366a
122581429977
1312847aa337
1489097744b
154ea379231
hex2f890a42b

12760163371 has 4 divisors (see below), whose sum is σ = 12877229200. Its totient is φ = 12643097544.

The previous prime is 12760163359. The next prime is 12760163387. The reversal of 12760163371 is 17336106721.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12760163371 - 231 = 10612679723 is a prime.

It is a super-2 number, since 2×127601633712 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12760163371.

It is not an unprimeable number, because it can be changed into a prime (12760163321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58532751 + ... + 58532968.

It is an arithmetic number, because the mean of its divisors is an integer number (3219307300).

Almost surely, 212760163371 is an apocalyptic number.

12760163371 is a deficient number, since it is larger than the sum of its proper divisors (117065829).

12760163371 is a wasteful number, since it uses less digits than its factorization.

12760163371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117065828.

The product of its (nonzero) digits is 31752, while the sum is 37.

The spelling of 12760163371 in words is "twelve billion, seven hundred sixty million, one hundred sixty-three thousand, three hundred seventy-one".

Divisors: 1 109 117065719 12760163371