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143000000013 = 31315232407529
BaseRepresentation
bin1000010100101101110…
…1101101011000001101
3111200002220201200002210
42011023131231120031
54320331000000023
6145405430141033
713221446642013
oct2051335553015
9450086650083
10143000000013
11557118545a2
122386a4b1779
131063c276530
146cc7c348b3
153abe2b5593
hex214b76d60d

143000000013 has 16 divisors (see below), whose sum is σ = 205468240320. Its totient is φ = 87942182784.

The previous prime is 143000000009. The next prime is 143000000023. The reversal of 143000000013 is 310000000341.

143000000013 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 143000000013 - 22 = 143000000009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143000000023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1144368 + ... + 1263161.

It is an arithmetic number, because the mean of its divisors is an integer number (12841765020).

Almost surely, 2143000000013 is an apocalyptic number.

143000000013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

143000000013 is a deficient number, since it is larger than the sum of its proper divisors (62468240307).

143000000013 is a wasteful number, since it uses less digits than its factorization.

143000000013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409068.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 143000000013 its reverse (310000000341), we get a palindrome (453000000354).

The spelling of 143000000013 in words is "one hundred forty-three billion, thirteen", and thus it is an aban number.

Divisors: 1 3 13 39 1523 4569 19799 59397 2407529 7222587 31297877 93893631 3666666667 11000000001 47666666671 143000000013