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BaseRepresentation
bin10101000001000110001…
…110110100001000101111
312010001221212100202010112
4111001012032310020233
5142130400022101033
63023255121130235
7206226533331122
oct25010616641057
95101855322115
101444287300143
1150757858a396
121b3ab4a8997b
13a6270c8020c
144dc923563b9
152788121cc48
hex150463b422f

1444287300143 has 4 divisors (see below), whose sum is σ = 1529245376640. Its totient is φ = 1359329223648.

The previous prime is 1444287300077. The next prime is 1444287300163. The reversal of 1444287300143 is 3410037824441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1444287300143 - 220 = 1444286251567 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 1444287300143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444287300163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42479038223 + ... + 42479038256.

It is an arithmetic number, because the mean of its divisors is an integer number (382311344160).

Almost surely, 21444287300143 is an apocalyptic number.

1444287300143 is a deficient number, since it is larger than the sum of its proper divisors (84958076497).

1444287300143 is an equidigital number, since it uses as much as digits as its factorization.

1444287300143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84958076496.

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 1444287300143 in words is "one trillion, four hundred forty-four billion, two hundred eighty-seven million, three hundred thousand, one hundred forty-three".

Divisors: 1 17 84958076479 1444287300143