Base | Representation |
---|---|
bin | 10111011101011000010… |
… | …10101101001101011101 |
3 | 2212001112211100002000000 |
4 | 23232230022231031131 |
5 | 101201241111402000 |
6 | 1414143144324513 |
7 | 112143414421362 |
oct | 13565412551535 |
9 | 2761484302000 |
10 | 806047372125 |
11 | 29092a8009a6 |
12 | 110273773739 |
13 | 5b018ac0688 |
14 | 2b027586469 |
15 | 15e79186000 |
hex | bbac2ad35d |
806047372125 has 112 divisors (see below), whose sum is σ = 1519766449344. Its totient is φ = 426603996000.
The previous prime is 806047372121. The next prime is 806047372129. The reversal of 806047372125 is 521273740608.
806047372125 is a `hidden beast` number, since 8 + 0 + 604 + 7 + 37 + 2 + 1 + 2 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (806047372121) and next prime (806047372129).
It is not a de Polignac number, because 806047372125 - 22 = 806047372121 is a prime.
It is a super-2 number, since 2×8060473721252 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (806047372121) by changing a digit.
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 111 ways as a sum of consecutive naturals, for example, 11903614 + ... + 11971136.
Almost surely, 2806047372125 is an apocalyptic number.
It is an amenable number.
806047372125 is a deficient number, since it is larger than the sum of its proper divisors (713719077219).
806047372125 is an equidigital number, since it uses as much as digits as its factorization.
806047372125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67687 (or 67662 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 45.
The spelling of 806047372125 in words is "eight hundred six billion, forty-seven million, three hundred seventy-two thousand, one hundred twenty-five".
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