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23311422141 = 372158581103
BaseRepresentation
bin10101101101011110…
…000001001010111101
32020011121112221110020
4111231132001022331
5340220211002031
614413100402353
71453451550600
oct255536011275
966147487406
1023311422141
119982765537
124626b463b9
132276758c17
1411b1dd6337
15916828096
hex56d7812bd

23311422141 has 12 divisors (see below), whose sum is σ = 36156491712. Its totient is φ = 13320812568.

The previous prime is 23311422133. The next prime is 23311422143. The reversal of 23311422141 is 14122411332.

It is not a de Polignac number, because 23311422141 - 23 = 23311422133 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23311422143) 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 11 ways as a sum of consecutive naturals, for example, 79290405 + ... + 79290698.

It is an arithmetic number, because the mean of its divisors is an integer number (3013040976).

Almost surely, 223311422141 is an apocalyptic number.

23311422141 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

23311422141 is a deficient number, since it is larger than the sum of its proper divisors (12845069571).

23311422141 is a wasteful number, since it uses less digits than its factorization.

23311422141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158581120 (or 158581113 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

Adding to 23311422141 its reverse (14122411332), we get a palindrome (37433833473).

It can be divided in two parts, 233114 and 22141, that added together give a triangular number (255255 = T714).

The spelling of 23311422141 in words is "twenty-three billion, three hundred eleven million, four hundred twenty-two thousand, one hundred forty-one".

Divisors: 1 3 7 21 49 147 158581103 475743309 1110067721 3330203163 7770474047 23311422141