Base | Representation |
---|---|
bin | 11101010000011… |
… | …10000101110100 |
3 | 122002210212010022 |
4 | 32220032011310 |
5 | 1000312041000 |
6 | 40204144312 |
7 | 6040034216 |
oct | 1650160564 |
9 | 562725108 |
10 | 245424500 |
11 | 116599072 |
12 | 6a238098 |
13 | 3baccbc9 |
14 | 248485b6 |
15 | 1682d585 |
hex | ea0e174 |
245424500 has 24 divisors (see below), whose sum is σ = 536008200. Its totient is φ = 98169600.
The previous prime is 245424497. The next prime is 245424523. The reversal of 245424500 is 5424542.
It can be written as a sum of positive squares in 4 ways, for example, as 40018276 + 205406224 = 6326^2 + 14332^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 245424500.
It is a congruent number.
It is an unprimeable number.
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, 244925 + ... + 245924.
It is an arithmetic number, because the mean of its divisors is an integer number (22333675).
Almost surely, 2245424500 is an apocalyptic number.
245424500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245424500 is an abundant number, since it is smaller than the sum of its proper divisors (290583700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245424500 is a wasteful number, since it uses less digits than its factorization.
245424500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490868 (or 490856 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 26.
The square root of 245424500 is about 15666.0301289127. The cubic root of 245424500 is about 626.0936584749.
The spelling of 245424500 in words is "two hundred forty-five million, four hundred twenty-four thousand, five hundred".
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