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2440201420 = 225177177063
BaseRepresentation
bin1001000101110010…
…1000010011001100
320022001200002001101
42101130220103030
514444142421140
61042045552444
7114320240566
oct22134502314
96261602041
102440201420
111042480498
12581275724
132cb723087
14192126336
15e436799a
hex917284cc

2440201420 has 24 divisors (see below), whose sum is σ = 5425860384. Its totient is φ = 918663936.

The previous prime is 2440201381. The next prime is 2440201429. The reversal of 2440201420 is 241020442.

It is not an unprimeable number, because it can be changed into a prime (2440201429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3588192 + ... + 3588871.

It is an arithmetic number, because the mean of its divisors is an integer number (226077516).

Almost surely, 22440201420 is an apocalyptic number.

2440201420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2440201420 is an abundant number, since it is smaller than the sum of its proper divisors (2985658964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2440201420 is a wasteful number, since it uses less digits than its factorization.

2440201420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7177089 (or 7177087 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 2440201420 is about 49398.3949131953. The cubic root of 2440201420 is about 1346.3001427389.

Adding to 2440201420 its reverse (241020442), we get a palindrome (2681221862).

The spelling of 2440201420 in words is "two billion, four hundred forty million, two hundred one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 7177063 14354126 28708252 35885315 71770630 122010071 143541260 244020142 488040284 610050355 1220100710 2440201420