Base | Representation |
---|---|
bin | 10001101001000… |
… | …10100111101000 |
3 | 101022110201111202 |
4 | 20310202213220 |
5 | 300341203031 |
6 | 22403543332 |
7 | 3444621455 |
oct | 1064424750 |
9 | 338421452 |
10 | 147991016 |
11 | 7659a928 |
12 | 4168ab48 |
13 | 24877664 |
14 | 1592482c |
15 | ced42cb |
hex | 8d229e8 |
147991016 has 32 divisors (see below), whose sum is σ = 293241600. Its totient is φ = 69875520.
The previous prime is 147990991. The next prime is 147991033. The reversal of 147991016 is 610199741.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9446 + ... + 19626.
It is an arithmetic number, because the mean of its divisors is an integer number (9163800).
Almost surely, 2147991016 is an apocalyptic number.
It is an amenable number.
147991016 is a deficient number, since it is larger than the sum of its proper divisors (145250584).
147991016 is a wasteful number, since it uses less digits than its factorization.
147991016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10289 (or 10285 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 38.
The square root of 147991016 is about 12165.1558148673. The cubic root of 147991016 is about 528.9465440080.
The spelling of 147991016 in words is "one hundred forty-seven million, nine hundred ninety-one thousand, sixteen".
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