Base | Representation |
---|---|
bin | 10001101000000… |
… | …00111010110010 |
3 | 101022012201011020 |
4 | 20310000322302 |
5 | 300322243403 |
6 | 22401000310 |
7 | 3443505150 |
oct | 1064007262 |
9 | 338181136 |
10 | 147852978 |
11 | 76506149 |
12 | 41623096 |
13 | 24829890 |
14 | 158ca3d0 |
15 | cea8453 |
hex | 8d00eb2 |
147852978 has 96 divisors (see below), whose sum is σ = 387026304. Its totient is φ = 36661248.
The previous prime is 147852977. The next prime is 147852983. The reversal of 147852978 is 879258741.
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a self number, because there is not a number n which added to its sum of digits gives 147852978.
It is not an unprimeable number, because it can be changed into a prime (147852977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157326 + ... + 158262.
It is an arithmetic number, because the mean of its divisors is an integer number (4031524).
Almost surely, 2147852978 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 147852978, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193513152).
147852978 is an abundant number, since it is smaller than the sum of its proper divisors (239173326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147852978 is a wasteful number, since it uses less digits than its factorization.
147852978 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 996 (or 979 counting only the distinct ones).
The product of its digits is 1128960, while the sum is 51.
The square root of 147852978 is about 12159.4809922134. The cubic root of 147852978 is about 528.7820352917.
The spelling of 147852978 in words is "one hundred forty-seven million, eight hundred fifty-two thousand, nine hundred seventy-eight".
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