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23020232401 = 191677255037
BaseRepresentation
bin10101011100000111…
…001101111011010001
32012102022121222020001
4111130013031323101
5334121134414101
614324135250001
71443314514115
oct253407157321
965368558201
1023020232401
119843359361
124565519901
13222b3242ba
141185477745
158eaea9901
hex55c1cded1

23020232401 has 8 divisors (see below), whose sum is σ = 24376927680. Its totient is φ = 21678047568.

The previous prime is 23020232383. The next prime is 23020232447. The reversal of 23020232401 is 10423202032.

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

It is not a de Polignac number, because 23020232401 - 233 = 14430297809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23020232461) 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, 3624346 + ... + 3630691.

It is an arithmetic number, because the mean of its divisors is an integer number (3047115960).

Almost surely, 223020232401 is an apocalyptic number.

It is an amenable number.

23020232401 is a deficient number, since it is larger than the sum of its proper divisors (1356695279).

23020232401 is a wasteful number, since it uses less digits than its factorization.

23020232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7255223.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 23020232401 its reverse (10423202032), we get a palindrome (33443434433).

The spelling of 23020232401 in words is "twenty-three billion, twenty million, two hundred thirty-two thousand, four hundred one".

Divisors: 1 19 167 3173 7255037 137845703 1211591179 23020232401