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23343523325145 = 3251109467759209
BaseRepresentation
bin1010100111011000101100…
…11010100110010011011001
310001122121201021110210211100
411103230112122212103121
511024430013432401040
6121351511102422013
74626341161250202
oct523542632462331
9101577637423740
1023343523325145
11748aa29397411
12275016a891909
13100439193a16a
145a9b927745a9
152a7342c38b30
hex153b166a64d9

23343523325145 has 24 divisors (see below), whose sum is σ = 40498592401800. Its totient is φ = 12438652859136.

The previous prime is 23343523325137. The next prime is 23343523325203. The reversal of 23343523325145 is 54152332534332.

23343523325145 is a `hidden beast` number, since 2 + 3 + 3 + 4 + 3 + 523 + 32 + 51 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2173760999424 + 21169762325721 = 1474368^2 + 4601061^2 .

It is not a de Polignac number, because 23343523325145 - 23 = 23343523325137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 23343523325145.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233829700 + ... + 233929509.

It is an arithmetic number, because the mean of its divisors is an integer number (1687441350075).

Almost surely, 223343523325145 is an apocalyptic number.

It is an amenable number.

23343523325145 is a deficient number, since it is larger than the sum of its proper divisors (17155069076655).

23343523325145 is a wasteful number, since it uses less digits than its factorization.

23343523325145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467760329 (or 467760326 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 45.

Adding to 23343523325145 its reverse (54152332534332), we get a palindrome (77495855859477).

The spelling of 23343523325145 in words is "twenty-three trillion, three hundred forty-three billion, five hundred twenty-three million, three hundred twenty-five thousand, one hundred forty-five".

Divisors: 1 3 5 9 15 45 1109 3327 5545 9981 16635 49905 467759209 1403277627 2338796045 4209832881 7016388135 21049164405 518744962781 1556234888343 2593724813905 4668704665029 7781174441715 23343523325145