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23041221412 = 2211523664123
BaseRepresentation
bin10101011101010111…
…010010001100100100
32012110210010022201211
4111131113102030210
5334142023041122
614330205201204
71443661102426
oct253527221444
965423108654
1023041221412
119854194750
124570560204
132232792931
14118817c816
158ecc53877
hex55d5d2324

23041221412 has 12 divisors (see below), whose sum is σ = 43987786416. Its totient is φ = 10473282440.

The previous prime is 23041221407. The next prime is 23041221421. The reversal of 23041221412 is 21412214032.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 261832018 + ... + 261832105.

It is an arithmetic number, because the mean of its divisors is an integer number (3665648868).

Almost surely, 223041221412 is an apocalyptic number.

23041221412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23041221412 is a deficient number, since it is larger than the sum of its proper divisors (20946565004).

23041221412 is a wasteful number, since it uses less digits than its factorization.

23041221412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523664138 (or 523664136 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 23041221412 its reverse (21412214032), we get a palindrome (44453435444).

The spelling of 23041221412 in words is "twenty-three billion, forty-one million, two hundred twenty-one thousand, four hundred twelve".

Divisors: 1 2 4 11 22 44 523664123 1047328246 2094656492 5760305353 11520610706 23041221412