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144412322 = 2312329231
BaseRepresentation
bin10001001101110…
…00111010100010
3101001201220110112
420212320322202
5243432143242
622155131322
73402325115
oct1046707242
9331656415
10144412322
117457612a
1240443b42
1323bc37a2
141527257c
15ca28c82
hex89b8ea2

144412322 has 8 divisors (see below), whose sum is σ = 223606272. Its totient is φ = 69876900.

The previous prime is 144412313. The next prime is 144412327. The reversal of 144412322 is 223214441.

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

It is not an unprimeable number, because it can be changed into a prime (144412327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1164554 + ... + 1164677.

It is an arithmetic number, because the mean of its divisors is an integer number (27950784).

Almost surely, 2144412322 is an apocalyptic number.

144412322 is a deficient number, since it is larger than the sum of its proper divisors (79193950).

144412322 is a wasteful number, since it uses less digits than its factorization.

144412322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329264.

The product of its digits is 1536, while the sum is 23.

The square root of 144412322 is about 12017.1678027728. The cubic root of 144412322 is about 524.6480749544.

Adding to 144412322 its reverse (223214441), we get a palindrome (367626763).

The spelling of 144412322 in words is "one hundred forty-four million, four hundred twelve thousand, three hundred twenty-two".

Divisors: 1 2 31 62 2329231 4658462 72206161 144412322