Base | Representation |
---|---|
bin | 11101111001011001000100… |
… | …001100011010010110000011 |
3 | 122020120001122010100222000221 |
4 | 131321121010030122112003 |
5 | 114213241413330412232 |
6 | 1143352230321523511 |
7 | 36460433124620203 |
oct | 3571310414322603 |
9 | 566501563328027 |
10 | 131487272904067 |
11 | 38994491763013 |
12 | 128b71457a3597 |
13 | 584a272ccb6a2 |
14 | 246803741c403 |
15 | 103044444b897 |
hex | 77964431a583 |
131487272904067 has 2 divisors, whose sum is σ = 131487272904068. Its totient is φ = 131487272904066.
The previous prime is 131487272904049. The next prime is 131487272904079. The reversal of 131487272904067 is 760409272784131.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 131487272904067 - 227 = 131487138686339 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 131487272903996 and 131487272904014.
It is not a weakly prime, because it can be changed into another prime (131487272904007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65743636452033 + 65743636452034.
It is an arithmetic number, because the mean of its divisors is an integer number (65743636452034).
Almost surely, 2131487272904067 is an apocalyptic number.
131487272904067 is a deficient number, since it is larger than the sum of its proper divisors (1).
131487272904067 is an equidigital number, since it uses as much as digits as its factorization.
131487272904067 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 28449792, while the sum is 61.
The spelling of 131487272904067 in words is "one hundred thirty-one trillion, four hundred eighty-seven billion, two hundred seventy-two million, nine hundred four thousand, sixty-seven".
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