Search a number
-
+
12231067774 = 227479222553
BaseRepresentation
bin10110110010000011…
…10100100001111110
31011120101220121202011
423121001310201332
5200022123132044
65341402121434
7612045234502
oct133101644176
934511817664
1012231067774
115207134282
1224541b027a
1311cbca8b13
148405aa302
154b8bb5134
hex2d907487e

12231067774 has 8 divisors (see below), whose sum is σ = 18347351760. Its totient is φ = 6115283856.

The previous prime is 12231067721. The next prime is 12231067777. The reversal of 12231067774 is 47776013221.

12231067774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231067777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56319 + ... + 166234.

It is an arithmetic number, because the mean of its divisors is an integer number (2293418970).

Almost surely, 212231067774 is an apocalyptic number.

12231067774 is a deficient number, since it is larger than the sum of its proper divisors (6116283986).

12231067774 is a wasteful number, since it uses less digits than its factorization.

12231067774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250034.

The product of its (nonzero) digits is 98784, while the sum is 40.

The spelling of 12231067774 in words is "twelve billion, two hundred thirty-one million, sixty-seven thousand, seven hundred seventy-four".

Divisors: 1 2 27479 54958 222553 445106 6115533887 12231067774