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23042000231 = 233779893851
BaseRepresentation
bin10101011101011010…
…010000010101100111
32012110211120220001222
4111131122100111213
5334142223001411
614330234010555
71444000525145
oct253532202547
965424526058
1023042000231
1198546768a8
124570876a5b
1322329a6283
141188302595
158ecd594db
hex55d690567

23042000231 has 32 divisors (see below), whose sum is σ = 25293772800. Its totient is φ = 20929708800.

The previous prime is 23042000221. The next prime is 23042000237. The reversal of 23042000231 is 13200024032.

It is a cyclic number.

It is not a de Polignac number, because 23042000231 - 214 = 23041983847 is a prime.

It is a super-2 number, since 2×230420002312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23042000237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5981456 + ... + 5985306.

It is an arithmetic number, because the mean of its divisors is an integer number (790430400).

Almost surely, 223042000231 is an apocalyptic number.

23042000231 is a deficient number, since it is larger than the sum of its proper divisors (2251772569).

23042000231 is a wasteful number, since it uses less digits than its factorization.

23042000231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4079.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 23042000231 its reverse (13200024032), we get a palindrome (36242024263).

The spelling of 23042000231 in words is "twenty-three billion, forty-two million, two hundred thirty-one", and thus it is an aban number.

Divisors: 1 23 37 79 89 851 1817 2047 2923 3293 3851 7031 67229 75739 88573 142487 161713 260147 304229 342739 3277201 5983381 6997267 7882997 11256473 12681343 27076381 258898879 291670889 622756763 1001826097 23042000231