Base | Representation |
---|---|
bin | 10001100010100… |
… | …01111111011111 |
3 | 101020212022022020 |
4 | 20301101333133 |
5 | 300131331404 |
6 | 22333351223 |
7 | 3434432220 |
oct | 1061217737 |
9 | 336768266 |
10 | 147136479 |
11 | 760668a6 |
12 | 41338513 |
13 | 24638709 |
14 | 15781247 |
15 | cdb5ed9 |
hex | 8c51fdf |
147136479 has 16 divisors (see below), whose sum is σ = 237397248. Its totient is φ = 79132032.
The previous prime is 147136477. The next prime is 147136481. The reversal of 147136479 is 974631741.
It is an interprime number because it is at equal distance from previous prime (147136477) and next prime (147136481).
It is not a de Polignac number, because 147136479 - 21 = 147136477 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 147136479.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147136477) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205717 + ... + 206430.
It is an arithmetic number, because the mean of its divisors is an integer number (14837328).
Almost surely, 2147136479 is an apocalyptic number.
147136479 is a deficient number, since it is larger than the sum of its proper divisors (90260769).
147136479 is a wasteful number, since it uses less digits than its factorization.
147136479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 412174.
The product of its digits is 127008, while the sum is 42.
The square root of 147136479 is about 12129.9826463190. The cubic root of 147136479 is about 527.9264884170.
It can be divided in two parts, 1471 and 36479, that added together give a triangular number (37950 = T275).
The spelling of 147136479 in words is "one hundred forty-seven million, one hundred thirty-six thousand, four hundred seventy-nine".
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