Base | Representation |
---|---|
bin | 100111100101011100… |
… | …0011000110111100010 |
3 | 22010102100211212110220 |
4 | 1033022320120313202 |
5 | 2343044042030203 |
6 | 103015135503510 |
7 | 6066403264566 |
oct | 1171270306742 |
9 | 263370755426 |
10 | 85008158178 |
11 | 33062986489 |
12 | 14585087b96 |
13 | 802988bb18 |
14 | 4185d616a6 |
15 | 2327ed7653 |
hex | 13cae18de2 |
85008158178 has 16 divisors (see below), whose sum is σ = 171314152416. Its totient is φ = 28119746720.
The previous prime is 85008158177. The next prime is 85008158231. The reversal of 85008158178 is 87185180058.
It is a self number, because there is not a number n which added to its sum of digits gives 85008158178.
It is not an unprimeable number, because it can be changed into a prime (85008158177) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54075651 + ... + 54077222.
It is an arithmetic number, because the mean of its divisors is an integer number (10707134526).
Almost surely, 285008158178 is an apocalyptic number.
85008158178 is an abundant number, since it is smaller than the sum of its proper divisors (86305994238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85008158178 is a wasteful number, since it uses less digits than its factorization.
85008158178 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108153009.
The product of its (nonzero) digits is 716800, while the sum is 51.
The spelling of 85008158178 in words is "eighty-five billion, eight million, one hundred fifty-eight thousand, one hundred seventy-eight".
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