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23312232033 = 343971863041
BaseRepresentation
bin10101101101100001…
…000110111001100001
32020011200002002102020
4111231201012321201
5340220412411113
614413130012053
71453461463026
oct255541067141
966150062366
1023312232033
119983168a72
124627277029
13227698074c
1411b216754d
15916938023
hex56d846e61

23312232033 has 16 divisors (see below), whose sum is σ = 32133748416. Its totient is φ = 15023554560.

The previous prime is 23312232019. The next prime is 23312232049. The reversal of 23312232033 is 33023221332.

It is not a de Polignac number, because 23312232033 - 212 = 23312227937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23312231994 and 23312232012.

It is not an unprimeable number, because it can be changed into a prime (23312233033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919008 + ... + 944033.

It is an arithmetic number, because the mean of its divisors is an integer number (2008359276).

Almost surely, 223312232033 is an apocalyptic number.

It is an amenable number.

23312232033 is a deficient number, since it is larger than the sum of its proper divisors (8821516383).

23312232033 is a wasteful number, since it uses less digits than its factorization.

23312232033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863184.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 23312232033 its reverse (33023221332), we get a palindrome (56335453365).

The spelling of 23312232033 in words is "twenty-three billion, three hundred twelve million, two hundred thirty-two thousand, thirty-three".

Divisors: 1 3 43 97 129 291 4171 12513 1863041 5589123 80110763 180714977 240332289 542144931 7770744011 23312232033