[go: up one dir, main page]

Search a number
-
+
23000829 = 343178301
BaseRepresentation
bin101011110111…
…1011011111101
31121021120012120
41113233123331
521342011304
62140553153
7366334545
oct127573375
947246176
1023000829
1111a8a955
1278527b9
1349c4277
1430aa325
1520450d9
hex15ef6fd

23000829 has 8 divisors (see below), whose sum is σ = 31381152. Its totient is φ = 14977200.

The previous prime is 23000821. The next prime is 23000833. The reversal of 23000829 is 92800032.

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

It is not a de Polignac number, because 23000829 - 23 = 23000821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23000799 and 23000808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23000821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89022 + ... + 89279.

It is an arithmetic number, because the mean of its divisors is an integer number (3922644).

Almost surely, 223000829 is an apocalyptic number.

It is an amenable number.

23000829 is a deficient number, since it is larger than the sum of its proper divisors (8380323).

23000829 is a wasteful number, since it uses less digits than its factorization.

23000829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178347.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 23000829 is about 4795.9179517586. The cubic root of 23000829 is about 284.3901147060.

The spelling of 23000829 in words is "twenty-three million, eight hundred twenty-nine", and thus it is an aban number.

Divisors: 1 3 43 129 178301 534903 7666943 23000829