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13324474161 = 35974491259
BaseRepresentation
bin11000110100011001…
…10101011100110001
31021101121100102100000
430122030311130301
5204242031133121
610042101420213
7651123106305
oct143214653461
937347312300
1013324474161
115718355719
1226ba40a669
13134468b54b
149058add05
1552eb97526
hex31a335731

13324474161 has 48 divisors (see below), whose sum is σ = 20226024000. Its totient is φ = 8764858368.

The previous prime is 13324474129. The next prime is 13324474211. The reversal of 13324474161 is 16147442331.

13324474161 is a `hidden beast` number, since 1 + 3 + 3 + 24 + 474 + 161 = 666.

13324474161 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 13324474161 - 25 = 13324474129 is a prime.

It is a super-2 number, since 2×133244741612 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13324470161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10582750 + ... + 10584008.

It is an arithmetic number, because the mean of its divisors is an integer number (421375500).

Almost surely, 213324474161 is an apocalyptic number.

It is an amenable number.

13324474161 is a deficient number, since it is larger than the sum of its proper divisors (6901549839).

13324474161 is an equidigital number, since it uses as much as digits as its factorization.

13324474161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820 (or 1808 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The spelling of 13324474161 in words is "thirteen billion, three hundred twenty-four million, four hundred seventy-four thousand, one hundred sixty-one".

Divisors: 1 3 9 27 81 97 243 291 449 873 1259 1347 2619 3777 4041 7857 11331 12123 23571 33993 36369 43553 101979 109107 122123 130659 305937 366369 391977 565291 1099107 1175931 1695873 3297321 3527793 5087619 9891963 10583379 15262857 29675889 45788571 54833227 137365713 164499681 493499043 1480497129 4441491387 13324474161