Base | Representation |
---|---|
bin | 100100010111000… |
… | …0101101011011001 |
3 | 10011000201112012202 |
4 | 1020232011223121 |
5 | 4444312311213 |
6 | 321021415545 |
7 | 42143116052 |
oct | 11056055331 |
9 | 3130645182 |
10 | 1220041433 |
11 | 576755206 |
12 | 2a070a5b5 |
13 | 1659c0710 |
14 | b8069729 |
15 | 72198b58 |
hex | 48b85ad9 |
1220041433 has 8 divisors (see below), whose sum is σ = 1383043200. Its totient is φ = 1066918608.
The previous prime is 1220041429. The next prime is 1220041439. The reversal of 1220041433 is 3341400221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1220041433 - 22 = 1220041429 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1220041439) 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, 2469473 + ... + 2469966.
It is an arithmetic number, because the mean of its divisors is an integer number (172880400).
Almost surely, 21220041433 is an apocalyptic number.
1220041433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1220041433 is a deficient number, since it is larger than the sum of its proper divisors (163001767).
1220041433 is a wasteful number, since it uses less digits than its factorization.
1220041433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4939471.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1220041433 is about 34929.0914997800. The cubic root of 1220041433 is about 1068.5418262940.
Adding to 1220041433 its reverse (3341400221), we get a palindrome (4561441654).
The spelling of 1220041433 in words is "one billion, two hundred twenty million, forty-one thousand, four hundred thirty-three".
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