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144288859 = 11131099257
BaseRepresentation
bin10001001100110…
…10110001011011
3101001111122002211
420212122301123
5243414220414
622152335551
73401302141
oct1046326133
9331448084
10144288859
11744a13a0
12403a45b7
1323b7c530
141523d591
15ca023c4
hex899ac5b

144288859 has 16 divisors (see below), whose sum is σ = 171087840. Its totient is φ = 119957760.

The previous prime is 144288853. The next prime is 144288883. The reversal of 144288859 is 958882441.

144288859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 144288859 - 211 = 144286811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144288853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10959 + ... + 20215.

It is an arithmetic number, because the mean of its divisors is an integer number (10692990).

Almost surely, 2144288859 is an apocalyptic number.

144288859 is a deficient number, since it is larger than the sum of its proper divisors (26798981).

144288859 is a wasteful number, since it uses less digits than its factorization.

144288859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9390.

The product of its digits is 737280, while the sum is 49.

The square root of 144288859 is about 12012.0297618679. The cubic root of 144288859 is about 524.4985191720.

The spelling of 144288859 in words is "one hundred forty-four million, two hundred eighty-eight thousand, eight hundred fifty-nine".

Divisors: 1 11 13 109 143 1199 1417 9257 15587 101827 120341 1009013 1323751 11099143 13117169 144288859