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144343677 = 359815501
BaseRepresentation
bin10001001101010…
…00001001111101
3101001121102022010
420212220021331
5243422444202
622153441433
73401621022
oct1046501175
9331542263
10144343677
11745295a5
1240410279
1323b9b47a
1415255549
15ca1376c
hex89a827d

144343677 has 8 divisors (see below), whose sum is σ = 195720480. Its totient is φ = 94598000.

The previous prime is 144343649. The next prime is 144343679. The reversal of 144343677 is 776343441.

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

It is a cyclic number.

It is not a de Polignac number, because 144343677 - 26 = 144343613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144343679) 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 7 ways as a sum of consecutive naturals, for example, 407574 + ... + 407927.

It is an arithmetic number, because the mean of its divisors is an integer number (24465060).

Almost surely, 2144343677 is an apocalyptic number.

It is an amenable number.

144343677 is a deficient number, since it is larger than the sum of its proper divisors (51376803).

144343677 is an equidigital number, since it uses as much as digits as its factorization.

144343677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815563.

The product of its digits is 169344, while the sum is 39.

The square root of 144343677 is about 12014.3113410632. The cubic root of 144343677 is about 524.5649329840.

The spelling of 144343677 in words is "one hundred forty-four million, three hundred forty-three thousand, six hundred seventy-seven".

Divisors: 1 3 59 177 815501 2446503 48114559 144343677