Base | Representation |
---|---|
bin | 10110101101110… |
… | …000001100010101 |
3 | 222120002111210211 |
4 | 112231300030111 |
5 | 1240024431004 |
6 | 101452045421 |
7 | 12305143141 |
oct | 2655601425 |
9 | 876074724 |
10 | 381092629 |
11 | 186131595 |
12 | a7763871 |
13 | 60c515c8 |
14 | 38882221 |
15 | 236cb504 |
hex | 16b70315 |
381092629 has 2 divisors, whose sum is σ = 381092630. Its totient is φ = 381092628.
The previous prime is 381092609. The next prime is 381092653. The reversal of 381092629 is 926290183.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 193265604 + 187827025 = 13902^2 + 13705^2 .
It is a cyclic number.
It is not a de Polignac number, because 381092629 - 217 = 380961557 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 381092591 and 381092600.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (381092609) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190546314 + 190546315.
It is an arithmetic number, because the mean of its divisors is an integer number (190546315).
Almost surely, 2381092629 is an apocalyptic number.
It is an amenable number.
381092629 is a deficient number, since it is larger than the sum of its proper divisors (1).
381092629 is an equidigital number, since it uses as much as digits as its factorization.
381092629 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 46656, while the sum is 40.
The square root of 381092629 is about 19521.5939154568. The cubic root of 381092629 is about 725.0091978223.
The spelling of 381092629 in words is "three hundred eighty-one million, ninety-two thousand, six hundred twenty-nine".
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