Search a number
-
+
23132290943 = 191378886781
BaseRepresentation
bin10101100010110010…
…101011111101111111
32012201010111010122102
4111202302223331333
5334333331302233
614343221135315
71446145141316
oct254262537577
965633433572
1023132290943
1198a0636623
124596b5a53b
1322485ca628
1411962c727d
15905c421e8
hex562cabf7f

23132290943 has 8 divisors (see below), whose sum is σ = 24527518320. Its totient is φ = 21754837440.

The previous prime is 23132290939. The next prime is 23132290967. The reversal of 23132290943 is 34909223132.

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 23132290943 - 22 = 23132290939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23132290897 and 23132290906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23132290933) 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, 4440788 + ... + 4445993.

It is an arithmetic number, because the mean of its divisors is an integer number (3065939790).

Almost surely, 223132290943 is an apocalyptic number.

23132290943 is a deficient number, since it is larger than the sum of its proper divisors (1395227377).

23132290943 is a wasteful number, since it uses less digits than its factorization.

23132290943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8886937.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 23132290943 in words is "twenty-three billion, one hundred thirty-two million, two hundred ninety thousand, nine hundred forty-three".

Divisors: 1 19 137 2603 8886781 168848839 1217488997 23132290943