Base | Representation |
---|---|
bin | 1110010110011… |
… | …10111111000101 |
3 | 22101112012211101 |
4 | 13023032333011 |
5 | 221304313402 |
6 | 15540140101 |
7 | 2661155032 |
oct | 713167705 |
9 | 271465741 |
10 | 120385477 |
11 | 61a55433 |
12 | 34397631 |
13 | 1bc30514 |
14 | 11dba389 |
15 | a87eb87 |
hex | 72cefc5 |
120385477 has 2 divisors, whose sum is σ = 120385478. Its totient is φ = 120385476.
The previous prime is 120385403. The next prime is 120385511. The reversal of 120385477 is 774583021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 69205761 + 51179716 = 8319^2 + 7154^2 .
It is a cyclic number.
It is not a de Polignac number, because 120385477 - 211 = 120383429 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120335477) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60192738 + 60192739.
It is an arithmetic number, because the mean of its divisors is an integer number (60192739).
Almost surely, 2120385477 is an apocalyptic number.
It is an amenable number.
120385477 is a deficient number, since it is larger than the sum of its proper divisors (1).
120385477 is an equidigital number, since it uses as much as digits as its factorization.
120385477 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 47040, while the sum is 37.
The square root of 120385477 is about 10972.0315803410. The cubic root of 120385477 is about 493.7699992540.
The spelling of 120385477 in words is "one hundred twenty million, three hundred eighty-five thousand, four hundred seventy-seven".
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