Base | Representation |
---|---|
bin | 1110001010101101100111… |
… | …10010011001010101110000 |
3 | 11002022022222200112202121011 |
4 | 13011112303302121111300 |
5 | 13040413220004134134 |
6 | 150132050144240304 |
7 | 6363555265526605 |
oct | 705266362312560 |
9 | 132268880482534 |
10 | 31154414130544 |
11 | 9a21570645771 |
12 | 35b1b26310094 |
13 | 144cb05626bb3 |
14 | 799c4b4da6ac |
15 | 3905e78ea264 |
hex | 1c55b3c99570 |
31154414130544 has 40 divisors (see below), whose sum is σ = 60376778665632. Its totient is φ = 15573310583040.
The previous prime is 31154414130527. The next prime is 31154414130599. The reversal of 31154414130544 is 44503141445113.
It is a junction number, because it is equal to n+sod(n) for n = 31154414130497 and 31154414130506.
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, 1751912277 + ... + 1751930059.
Almost surely, 231154414130544 is an apocalyptic number.
It is an amenable number.
31154414130544 is a deficient number, since it is larger than the sum of its proper divisors (29222364535088).
31154414130544 is a wasteful number, since it uses less digits than its factorization.
31154414130544 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39025 (or 39019 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 40.
Adding to 31154414130544 its reverse (44503141445113), we get a palindrome (75657555575657).
The spelling of 31154414130544 in words is "thirty-one trillion, one hundred fifty-four billion, four hundred fourteen million, one hundred thirty thousand, five hundred forty-four".
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