Base | Representation |
---|---|
bin | 11101001101000… |
… | …11110111100000 |
3 | 122001222202021210 |
4 | 32212203313200 |
5 | 1000204130113 |
6 | 40150550120 |
7 | 6033242556 |
oct | 1646436740 |
9 | 561882253 |
10 | 244989408 |
11 | 116321194 |
12 | 6a068340 |
13 | 3b9a9b61 |
14 | 24773bd6 |
15 | 167946c3 |
hex | e9a3de0 |
244989408 has 48 divisors (see below), whose sum is σ = 649751760. Its totient is φ = 80818176.
The previous prime is 244989403. The next prime is 244989443. The reversal of 244989408 is 804989442.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244989403) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3843 + ... + 22466.
It is an arithmetic number, because the mean of its divisors is an integer number (13536495).
Almost surely, 2244989408 is an apocalyptic number.
It is an amenable number.
244989408 is an abundant number, since it is smaller than the sum of its proper divisors (404762352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
244989408 is a wasteful number, since it uses less digits than its factorization.
244989408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26419 (or 26411 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 48.
The square root of 244989408 is about 15652.1374898127. The cubic root of 244989408 is about 625.7234570793.
The spelling of 244989408 in words is "two hundred forty-four million, nine hundred eighty-nine thousand, four hundred eight".
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