Base | Representation |
---|---|
bin | 1001111110000… |
… | …00011101001001 |
3 | 12211100122000220 |
4 | 10333000131021 |
5 | 132402011201 |
6 | 12144220253 |
7 | 2033544000 |
oct | 477003511 |
9 | 184318026 |
10 | 83625801 |
11 | 43228336 |
12 | 2400a689 |
13 | 1442c82c |
14 | b16bc37 |
15 | 751d036 |
hex | 4fc0749 |
83625801 has 32 divisors (see below), whose sum is σ = 131040000. Its totient is φ = 47416320.
The previous prime is 83625761. The next prime is 83625811. The reversal of 83625801 is 10852638.
It is a happy number.
It is not a de Polignac number, because 83625801 - 27 = 83625673 is a prime.
It is not an unprimeable number, because it can be changed into a prime (83625811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186025 + ... + 186473.
It is an arithmetic number, because the mean of its divisors is an integer number (4095000).
Almost surely, 283625801 is an apocalyptic number.
It is an amenable number.
83625801 is a deficient number, since it is larger than the sum of its proper divisors (47414199).
83625801 is a wasteful number, since it uses less digits than its factorization.
83625801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 654 (or 640 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 83625801 is about 9144.7143749819. The cubic root of 83625801 is about 437.3006238214.
The spelling of 83625801 in words is "eighty-three million, six hundred twenty-five thousand, eight hundred one".
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