Search a number
-
+
20232995 = 56760397
BaseRepresentation
bin100110100101…
…1101100100011
31102001221110012
41031023230203
520134423440
62001355135
7333656216
oct115135443
942057405
1020232995
111046a392
126938aab
1342654b3
14298977d
151b99e65
hex134bb23

20232995 has 8 divisors (see below), whose sum is σ = 24642384. Its totient is φ = 15944544.

The previous prime is 20232991. The next prime is 20233007. The reversal of 20232995 is 59923202.

It is a happy number.

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 20232995 - 22 = 20232991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20232991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29864 + ... + 30533.

It is an arithmetic number, because the mean of its divisors is an integer number (3080298).

Almost surely, 220232995 is an apocalyptic number.

20232995 is a deficient number, since it is larger than the sum of its proper divisors (4409389).

20232995 is an equidigital number, since it uses as much as digits as its factorization.

20232995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60469.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 20232995 is about 4498.1101587222. The cubic root of 20232995 is about 272.4917709268.

The spelling of 20232995 in words is "twenty million, two hundred thirty-two thousand, nine hundred ninety-five".

Divisors: 1 5 67 335 60397 301985 4046599 20232995