Base | Representation |
---|---|
bin | 10001101000101… |
… | …11111001000010 |
3 | 101022101111020021 |
4 | 20310113321002 |
5 | 300333301244 |
6 | 22403004054 |
7 | 3444346402 |
oct | 1064277102 |
9 | 338344207 |
10 | 147947074 |
11 | 7656a910 |
12 | 4166962a |
13 | 24860662 |
14 | 15912802 |
15 | cec6284 |
hex | 8d17e42 |
147947074 has 16 divisors (see below), whose sum is σ = 242282016. Its totient is φ = 67196800.
The previous prime is 147947071. The next prime is 147947089. The reversal of 147947074 is 470749741.
It is a super-2 number, since 2×1479470742 = 43776673410322952, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 147947074.
It is not an unprimeable number, because it can be changed into a prime (147947071) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 54354 + ... + 57010.
It is an arithmetic number, because the mean of its divisors is an integer number (15142626).
Almost surely, 2147947074 is an apocalyptic number.
147947074 is a deficient number, since it is larger than the sum of its proper divisors (94334942).
147947074 is a wasteful number, since it uses less digits than its factorization.
147947074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5201.
The product of its (nonzero) digits is 197568, while the sum is 43.
The square root of 147947074 is about 12163.3496208898. The cubic root of 147947074 is about 528.8941866183.
The spelling of 147947074 in words is "one hundred forty-seven million, nine hundred forty-seven thousand, seventy-four".
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