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143312522133 = 31137117373073
BaseRepresentation
bin1000010101111000010…
…1111000101110010101
3111200220200210102212010
42011132011320232111
54322001001202013
6145500432414433
713232263224144
oct2053605705625
9450820712763
10143312522133
1155862201040
12239370a7419
131068bc39b71
146d1754775b
153adb9497c3
hex215e178b95

143312522133 has 16 divisors (see below), whose sum is σ = 214088486976. Its totient is φ = 84508611840.

The previous prime is 143312522123. The next prime is 143312522147. The reversal of 143312522133 is 331225213341.

143312522133 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 143312522133 - 218 = 143312259989 is a prime.

It is a super-2 number, since 2×1433125221332 (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 143312522133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143312522123) 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, 58685316 + ... + 58687757.

It is an arithmetic number, because the mean of its divisors is an integer number (13380530436).

Almost surely, 2143312522133 is an apocalyptic number.

It is an amenable number.

143312522133 is a deficient number, since it is larger than the sum of its proper divisors (70775964843).

143312522133 is a wasteful number, since it uses less digits than its factorization.

143312522133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117373124.

The product of its digits is 12960, while the sum is 30.

Adding to 143312522133 its reverse (331225213341), we get a palindrome (474537735474).

The spelling of 143312522133 in words is "one hundred forty-three billion, three hundred twelve million, five hundred twenty-two thousand, one hundred thirty-three".

Divisors: 1 3 11 33 37 111 407 1221 117373073 352119219 1291103803 3873311409 4342803701 13028411103 47770840711 143312522133