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144310983 = 3311551731
BaseRepresentation
bin10001001101000…
…00001011000111
3101001112202110020
420212200023013
5243420422413
622153030223
73401423505
oct1046401307
9331482406
10144310983
1174506a83
12403b5373
1323b8961b
1415247675
15ca08c23
hex89a02c7

144310983 has 8 divisors (see below), whose sum is σ = 198621696. Its totient is φ = 93103800.

The previous prime is 144310973. The next prime is 144310987. The reversal of 144310983 is 389013441.

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

It is not a de Polignac number, because 144310983 - 25 = 144310951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144310987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775773 + ... + 775958.

It is an arithmetic number, because the mean of its divisors is an integer number (24827712).

Almost surely, 2144310983 is an apocalyptic number.

144310983 is a deficient number, since it is larger than the sum of its proper divisors (54310713).

144310983 is a wasteful number, since it uses less digits than its factorization.

144310983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551765.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 144310983 is about 12012.9506367087. The cubic root of 144310983 is about 524.5253251506.

The spelling of 144310983 in words is "one hundred forty-four million, three hundred ten thousand, nine hundred eighty-three".

Divisors: 1 3 31 93 1551731 4655193 48103661 144310983