Base | Representation |
---|---|
bin | 11100101100110… |
… | …001111011011010 |
3 | 1020120000210001022 |
4 | 130230301323122 |
5 | 1441231012030 |
6 | 115440122442 |
7 | 14634455453 |
oct | 3454617332 |
9 | 1216023038 |
10 | 481500890 |
11 | 227881822 |
12 | 115306422 |
13 | 789a8b90 |
14 | 47d3c12a |
15 | 2c411de5 |
hex | 1cb31eda |
481500890 has 16 divisors (see below), whose sum is σ = 933371208. Its totient is φ = 177784896.
The previous prime is 481500881. The next prime is 481500923. The reversal of 481500890 is 98005184.
It can be written as a sum of positive squares in 4 ways, for example, as 148766809 + 332734081 = 12197^2 + 18241^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 481500890.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 1851797 + ... + 1852056.
Almost surely, 2481500890 is an apocalyptic number.
481500890 is a deficient number, since it is larger than the sum of its proper divisors (451870318).
481500890 is a wasteful number, since it uses less digits than its factorization.
481500890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3703873.
The product of its (nonzero) digits is 11520, while the sum is 35.
The square root of 481500890 is about 21943.1285371982. The cubic root of 481500890 is about 783.7887604656.
The spelling of 481500890 in words is "four hundred eighty-one million, five hundred thousand, eight hundred ninety".
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