Base | Representation |
---|---|
bin | 10001100001110… |
… | …00111100110001 |
3 | 101020200002121012 |
4 | 20300320330301 |
5 | 300120041110 |
6 | 22331240305 |
7 | 3433524164 |
oct | 1060707461 |
9 | 336602535 |
10 | 147033905 |
11 | 75aa6827 |
12 | 412a9095 |
13 | 24600b15 |
14 | 15755adb |
15 | cd95905 |
hex | 8c38f31 |
147033905 has 16 divisors (see below), whose sum is σ = 179041104. Its totient is φ = 115906560.
The previous prime is 147033889. The next prime is 147033977. The reversal of 147033905 is 509330741.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 4661281 + 142372624 = 2159^2 + 11932^2 .
It is not a de Polignac number, because 147033905 - 24 = 147033889 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 110645 + ... + 111965.
It is an arithmetic number, because the mean of its divisors is an integer number (11190069).
Almost surely, 2147033905 is an apocalyptic number.
It is an amenable number.
147033905 is a deficient number, since it is larger than the sum of its proper divisors (32007199).
147033905 is a wasteful number, since it uses less digits than its factorization.
147033905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1636.
The product of its (nonzero) digits is 11340, while the sum is 32.
The square root of 147033905 is about 12125.7537910020. The cubic root of 147033905 is about 527.8037812078.
The spelling of 147033905 in words is "one hundred forty-seven million, thirty-three thousand, nine hundred five".
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