Base | Representation |
---|---|
bin | 11101111100001001111111… |
… | …010010111001100010011111 |
3 | 122021020012222110122211012011 |
4 | 131330021333102321202133 |
5 | 114224344443203141341 |
6 | 1144015405040452051 |
7 | 36510236556153040 |
oct | 3574117722714237 |
9 | 567205873584164 |
10 | 131677243021471 |
11 | 38a58006959a44 |
12 | 12927b2231a027 |
13 | 5862159399994 |
14 | 24732d93dc8c7 |
15 | 10353620adb81 |
hex | 77c27f4b989f |
131677243021471 has 8 divisors (see below), whose sum is σ = 151894710241920. Its totient is φ = 111811383926808.
The previous prime is 131677243021417. The next prime is 131677243021589. The reversal of 131677243021471 is 174120342776131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 131677243021471 - 221 = 131677240924319 is a prime.
It is a super-3 number, since 3×1316772430214713 (a number of 43 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131677243024471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87902030641 + ... + 87902032138.
It is an arithmetic number, because the mean of its divisors is an integer number (18986838780240).
Almost surely, 2131677243021471 is an apocalyptic number.
131677243021471 is a deficient number, since it is larger than the sum of its proper divisors (20217467220449).
131677243021471 is a wasteful number, since it uses less digits than its factorization.
131677243021471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175804062893.
The product of its (nonzero) digits is 1185408, while the sum is 49.
The spelling of 131677243021471 in words is "one hundred thirty-one trillion, six hundred seventy-seven billion, two hundred forty-three million, twenty-one thousand, four hundred seventy-one".
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