Base | Representation |
---|---|
bin | 10001101001000… |
… | …11100101001000 |
3 | 101022110220220112 |
4 | 20310203211020 |
5 | 300341314302 |
6 | 22404013452 |
7 | 3444636110 |
oct | 1064434510 |
9 | 338426815 |
10 | 147994952 |
11 | 765a2886 |
12 | 41691288 |
13 | 248793a1 |
14 | 15926040 |
15 | ced5552 |
hex | 8d23948 |
147994952 has 64 divisors (see below), whose sum is σ = 335616000. Its totient is φ = 59766336.
The previous prime is 147994943. The next prime is 147994981. The reversal of 147994952 is 259499741.
It is a self number, because there is not a number n which added to its sum of digits gives 147994952.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 390299 + ... + 390677.
It is an arithmetic number, because the mean of its divisors is an integer number (5244000).
Almost surely, 2147994952 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 147994952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167808000).
147994952 is an abundant number, since it is smaller than the sum of its proper divisors (187621048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147994952 is a wasteful number, since it uses less digits than its factorization.
147994952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 778 (or 774 counting only the distinct ones).
The product of its digits is 816480, while the sum is 50.
The square root of 147994952 is about 12165.3175873053. The cubic root of 147994952 is about 528.9512332907.
The spelling of 147994952 in words is "one hundred forty-seven million, nine hundred ninety-four thousand, nine hundred fifty-two".
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