Base | Representation |
---|---|
bin | 100111010011110100… |
… | …100110111001100010 |
3 | 11000221120201101221112 |
4 | 213103310212321202 |
5 | 1142420333122213 |
6 | 31220150223322 |
7 | 3022652144261 |
oct | 472364467142 |
9 | 130846641845 |
10 | 42208489058 |
11 | 1699a65660a |
12 | 821b654b42 |
13 | 3c98796b18 |
14 | 2085a185d8 |
15 | 117082dea8 |
hex | 9d3d26e62 |
42208489058 has 18 divisors (see below), whose sum is σ = 64553403747. Its totient is φ = 20698497040.
The previous prime is 42208489051. The next prime is 42208489091. The reversal of 42208489058 is 85098480224.
It is a happy number.
It can be written as a sum of positive squares in 5 ways, for example, as 21887131249 + 20321357809 = 147943^2 + 142553^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=145273.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 42208488997 and 42208489015.
It is not an unprimeable number, because it can be changed into a prime (42208489051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15397568 + ... + 15400308.
Almost surely, 242208489058 is an apocalyptic number.
42208489058 is a deficient number, since it is larger than the sum of its proper divisors (22344914689).
42208489058 is an frugal number, since it uses more digits than its factorization.
42208489058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5590 (or 2796 counting only the distinct ones).
The product of its (nonzero) digits is 1474560, while the sum is 50.
Multiplying 42208489058 by its sum of digits (50), we get a square (2110424452900 = 14527302).
The spelling of 42208489058 in words is "forty-two billion, two hundred eight million, four hundred eighty-nine thousand, fifty-eight".
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