Base | Representation |
---|---|
bin | 1001000111000001… |
… | …0001100111111100 |
3 | 20022102100201112010 |
4 | 2101300101213330 |
5 | 20002002221140 |
6 | 1042352211220 |
7 | 114412100301 |
oct | 22160214774 |
9 | 6272321463 |
10 | 2445351420 |
11 | 1045378796 |
12 | 582b39b10 |
13 | 2cc807205 |
14 | 192aa70a8 |
15 | e4a33880 |
hex | 91c119fc |
2445351420 has 24 divisors (see below), whose sum is σ = 6846984144. Its totient is φ = 652093696.
The previous prime is 2445351413. The next prime is 2445351457. The reversal of 2445351420 is 241535442.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20377869 + ... + 20377988.
It is an arithmetic number, because the mean of its divisors is an integer number (285291006).
Almost surely, 22445351420 is an apocalyptic number.
2445351420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2445351420 is an abundant number, since it is smaller than the sum of its proper divisors (4401632724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2445351420 is a wasteful number, since it uses less digits than its factorization.
2445351420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40755869 (or 40755867 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 30.
The square root of 2445351420 is about 49450.4946385777. The cubic root of 2445351420 is about 1347.2465910871.
Adding to 2445351420 its reverse (241535442), we get a palindrome (2686886862).
The spelling of 2445351420 in words is "two billion, four hundred forty-five million, three hundred fifty-one thousand, four hundred twenty".
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