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144610271 = 1388712541
BaseRepresentation
bin10001001111010…
…01001111011111
3101002002221222222
420213221033133
5244010012041
622203255555
73404111201
oct1047511737
9332087888
10144610271
11746a0923
124051a5bb
1323c62910
14152c4771
15ca6774b
hex89e93df

144610271 has 8 divisors (see below), whose sum is σ = 155922144. Its totient is φ = 133325280.

The previous prime is 144610261. The next prime is 144610283. The reversal of 144610271 is 172016441.

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 144610271 - 214 = 144593887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144610271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144610231) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5261 + ... + 17801.

It is an arithmetic number, because the mean of its divisors is an integer number (19490268).

Almost surely, 2144610271 is an apocalyptic number.

144610271 is a deficient number, since it is larger than the sum of its proper divisors (11311873).

144610271 is a wasteful number, since it uses less digits than its factorization.

144610271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13441.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 144610271 is about 12025.4010743925. The cubic root of 144610271 is about 524.8876808851.

The spelling of 144610271 in words is "one hundred forty-four million, six hundred ten thousand, two hundred seventy-one".

Divisors: 1 13 887 11531 12541 163033 11123867 144610271