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16247092386325 = 526194131131821
BaseRepresentation
bin1110110001101101001000…
…1010111001101000010101
32010112012120210200120201111
43230123102022321220111
54112143021122330300
654315451115255021
73264546044444443
oct354332212715025
963465523616644
1016247092386325
1151a4398100509
1219a496644a471
1390b12c06bb28
144025134d5b93
151d29567ee9ba
hexec6d22b9a15

16247092386325 has 24 divisors (see below), whose sum is σ = 20478856775976. Its totient is φ = 12783227808000.

The previous prime is 16247092386281. The next prime is 16247092386337. The reversal of 16247092386325 is 52368329074261.

It is a happy number.

16247092386325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 7896229260529 + 8350863125796 = 2810023^2 + 2889786^2 .

It is not a de Polignac number, because 16247092386325 - 217 = 16247092255253 is a prime.

It is a super-2 number, since 2×162470923863252 (a number of 27 digits) contains 22 as substring.

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 16247092386325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13788915 + ... + 14920735.

It is an arithmetic number, because the mean of its divisors is an integer number (853285698999).

It is a 2-persistent number, because it is pandigital, and so is 2⋅16247092386325 = 32494184772650, but 3⋅16247092386325 = 48741277158975 is not.

Almost surely, 216247092386325 is an apocalyptic number.

It is an amenable number.

16247092386325 is a deficient number, since it is larger than the sum of its proper divisors (4231764389651).

16247092386325 is a wasteful number, since it uses less digits than its factorization.

16247092386325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141305 (or 1141300 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 58.

The spelling of 16247092386325 in words is "sixteen trillion, two hundred forty-seven billion, ninety-two million, three hundred eighty-six thousand, three hundred twenty-five".

Divisors: 1 5 25 61 305 1525 9413 47065 235325 574193 1131821 2870965 5659105 14354825 28295525 69041081 345205405 1726027025 10653831073 53269155365 266345776825 649883695453 3249418477265 16247092386325