Base | Representation |
---|---|
bin | 101011001110000… |
… | …1001101110100010 |
3 | 10202001211211110112 |
4 | 1112130021232202 |
5 | 10432224023300 |
6 | 355523131322 |
7 | 50636445650 |
oct | 12634115642 |
9 | 3661754415 |
10 | 1450220450 |
11 | 6846800a8 |
12 | 345813b42 |
13 | 1a15b3313 |
14 | da865dd0 |
15 | 874b4e35 |
hex | 56709ba2 |
1450220450 has 48 divisors (see below), whose sum is σ = 3140959680. Its totient is φ = 487830720.
The previous prime is 1450220441. The next prime is 1450220483. The reversal of 1450220450 is 540220541.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20540 + ... + 57639.
It is an arithmetic number, because the mean of its divisors is an integer number (65436660).
Almost surely, 21450220450 is an apocalyptic number.
1450220450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1450220450 is an abundant number, since it is smaller than the sum of its proper divisors (1690739230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1450220450 is a wasteful number, since it uses less digits than its factorization.
1450220450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78251 (or 78246 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 23.
The square root of 1450220450 is about 38081.7600696186. The cubic root of 1450220450 is about 1131.9085531933.
Adding to 1450220450 its reverse (540220541), we get a palindrome (1990440991).
Subtracting from 1450220450 its reverse (540220541), we obtain a palindrome (909999909).
The spelling of 1450220450 in words is "one billion, four hundred fifty million, two hundred twenty thousand, four hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •