Base | Representation |
---|---|
bin | 1010110010000… |
… | …0000000001010 |
3 | 10011002101222021 |
4 | 2230200000022 |
5 | 43034013400 |
6 | 4253115054 |
7 | 1056235204 |
oct | 254400012 |
9 | 104071867 |
10 | 45219850 |
11 | 23586385 |
12 | 13188a8a |
13 | 94a3710 |
14 | 6011774 |
15 | 3e8371a |
hex | 2b2000a |
45219850 has 48 divisors (see below), whose sum is σ = 91915992. Its totient is φ = 16450560.
The previous prime is 45219827. The next prime is 45219851. The reversal of 45219850 is 5891254.
It can be written as a sum of positive squares in 12 ways, for example, as 101761 + 45118089 = 319^2 + 6717^2 .
It is not an unprimeable number, because it can be changed into a prime (45219851) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46974 + ... + 47926.
Almost surely, 245219850 is an apocalyptic number.
45219850 is an abundant number, since it is smaller than the sum of its proper divisors (46696142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45219850 is a wasteful number, since it uses less digits than its factorization.
45219850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1051 (or 1046 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 34.
The square root of 45219850 is about 6724.5706182626. The cubic root of 45219850 is about 356.2676363486.
It can be divided in two parts, 452 and 19850, that added together give a palindrome (20302).
The spelling of 45219850 in words is "forty-five million, two hundred nineteen thousand, eight hundred fifty".
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