Base | Representation |
---|---|
bin | 1001011110000111… |
… | …1000010111000100 |
3 | 20120011200020100020 |
4 | 2113201320113010 |
5 | 20201303204340 |
6 | 1100133015140 |
7 | 116666456661 |
oct | 22741702704 |
9 | 6504606306 |
10 | 2542241220 |
11 | 1095035502 |
12 | 5ab4844b0 |
13 | 3168cc15c |
14 | 1a18c8a68 |
15 | ed2c19d0 |
hex | 978785c4 |
2542241220 has 48 divisors (see below), whose sum is σ = 7132345920. Its totient is φ = 676590976.
The previous prime is 2542241213. The next prime is 2542241237. The reversal of 2542241220 is 221422452.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11082 + ... + 72161.
It is an arithmetic number, because the mean of its divisors is an integer number (148590540).
Almost surely, 22542241220 is an apocalyptic number.
2542241220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2542241220 is an abundant number, since it is smaller than the sum of its proper divisors (4590104700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2542241220 is a wasteful number, since it uses less digits than its factorization.
2542241220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83764 (or 83762 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 24.
The square root of 2542241220 is about 50420.6427963785. The cubic root of 2542241220 is about 1364.8101763433.
Adding to 2542241220 its reverse (221422452), we get a palindrome (2763663672).
The spelling of 2542241220 in words is "two billion, five hundred forty-two million, two hundred forty-one thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.115 sec. • engine limits •