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1420320031124 = 22759314676351
BaseRepresentation
bin10100101010110001101…
…010111100000110010100
312000210002112201022220012
4110222301222330012110
5141232303411443444
63004252551255352
7204420566032211
oct24526152740624
95023075638805
101420320031124
114a83996a2445
121ab32637a558
13a3c216a3c27
144ca5b1dab08
1526e2c044b9e
hex14ab1abc194

1420320031124 has 12 divisors (see below), whose sum is σ = 2485593320448. Its totient is φ = 710150511000.

The previous prime is 1420320031099. The next prime is 1420320031127. The reversal of 1420320031124 is 4211300230241.

It is a self number, because there is not a number n which added to its sum of digits gives 1420320031124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420320031127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2034452 + ... + 2641899.

It is an arithmetic number, because the mean of its divisors is an integer number (207132776704).

Almost surely, 21420320031124 is an apocalyptic number.

It is an amenable number.

1420320031124 is a deficient number, since it is larger than the sum of its proper divisors (1065273289324).

1420320031124 is a wasteful number, since it uses less digits than its factorization.

1420320031124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752286 (or 4752284 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1420320031124 its reverse (4211300230241), we get a palindrome (5631620261365).

The spelling of 1420320031124 in words is "one trillion, four hundred twenty billion, three hundred twenty million, thirty-one thousand, one hundred twenty-four".

Divisors: 1 2 4 75931 151862 303724 4676351 9352702 18705404 355080007781 710160015562 1420320031124