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230344032531151 = 71123130064388781
BaseRepresentation
bin110100010111111100100110…
…001111000011001011001111
31010012120200012200020012002201
4310113330212033003023033
5220142424034311444101
62133522330535502331
766342543600203650
oct6427744617031317
91105520180205081
10230344032531151
11674383a0342010
1221a022725279a7
139b6b46cb80a96
1440c49d40a1527
151b96b9c05ce01
hexd17f263c32cf

230344032531151 has 16 divisors (see below), whose sum is σ = 299668351753728. Its totient is φ = 171684993189600.

The previous prime is 230344032531143. The next prime is 230344032531169. The reversal of 230344032531151 is 151135230443032.

It is a happy number.

It is not a de Polignac number, because 230344032531151 - 23 = 230344032531143 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 230344032531151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230344032531101) 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, 65032192620 + ... + 65032196161.

It is an arithmetic number, because the mean of its divisors is an integer number (18729271984608).

Almost surely, 2230344032531151 is an apocalyptic number.

230344032531151 is a deficient number, since it is larger than the sum of its proper divisors (69324319222577).

230344032531151 is a wasteful number, since it uses less digits than its factorization.

230344032531151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130064388822.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 230344032531151 its reverse (151135230443032), we get a palindrome (381479262974183).

The spelling of 230344032531151 in words is "two hundred thirty trillion, three hundred forty-four billion, thirty-two million, five hundred thirty-one thousand, one hundred fifty-one".

Divisors: 1 7 11 23 77 161 253 1771 130064388781 910450721467 1430708276591 2991480941963 10014957936137 20940366593741 32906290361593 230344032531151