Base | Representation |
---|---|
bin | 1110010010010110011… |
… | …0100100000111000000 |
3 | 212110112102012012010111 |
4 | 3210211212210013000 |
5 | 13010132131032430 |
6 | 304431100441104 |
7 | 23506221411313 |
oct | 3444546440700 |
9 | 773472165114 |
10 | 245444002240 |
11 | 95101816748 |
12 | 3b69a849194 |
13 | 1a1b720a028 |
14 | bc456ca97a |
15 | 65b7d68c2a |
hex | 39259a41c0 |
245444002240 has 56 divisors (see below), whose sum is σ = 585288420480. Its totient is φ = 98039036928.
The previous prime is 245444002231. The next prime is 245444002241. The reversal of 245444002240 is 42200444542.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245444002241) 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, 314032 + ... + 767791.
Almost surely, 2245444002240 is an apocalyptic number.
245444002240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245444002240 is an abundant number, since it is smaller than the sum of its proper divisors (339844418240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245444002240 is a wasteful number, since it uses less digits than its factorization.
245444002240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1082549 (or 1082539 counting only the distinct ones).
The product of its (nonzero) digits is 40960, while the sum is 31.
Adding to 245444002240 its reverse (42200444542), we get a palindrome (287644446782).
The spelling of 245444002240 in words is "two hundred forty-five billion, four hundred forty-four million, two thousand, two hundred forty".
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