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131404424104054 = 21918226118972853
BaseRepresentation
bin11101111000001011111010…
…000001010100100001110110
3122020021010210020201212002101
4131320023322001110201312
5114210412230032312204
61143250205320332314
736451441061501203
oct3570137201244166
9566233706655071
10131404424104054
1138962337778362
12128a308391409a
1358424cb9114ba
142464018198caa
15102d1e5d03ea4
hex7782fa054876

131404424104054 has 16 divisors (see below), whose sum is σ = 207481818944880. Its totient is φ = 62243856099360.

The previous prime is 131404424104013. The next prime is 131404424104069. The reversal of 131404424104054 is 450401424404131.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2560509 + ... + 16412344.

It is an arithmetic number, because the mean of its divisors is an integer number (12967613684055).

Almost surely, 2131404424104054 is an apocalyptic number.

131404424104054 is a deficient number, since it is larger than the sum of its proper divisors (76077394840826).

131404424104054 is a wasteful number, since it uses less digits than its factorization.

131404424104054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19155135.

The product of its (nonzero) digits is 122880, while the sum is 37.

Adding to 131404424104054 its reverse (450401424404131), we get a palindrome (581805848508185).

The spelling of 131404424104054 in words is "one hundred thirty-one trillion, four hundred four billion, four hundred twenty-four million, one hundred four thousand, fifty-four".

Divisors: 1 2 19 38 182261 364522 3462959 6925918 18972853 37945706 360484207 720968414 3458011160633 6916022321266 65702212052027 131404424104054