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2034542221 = 4179628139
BaseRepresentation
bin111100101000100…
…1010011010001101
312020210100110020121
41321101022122031
513131320322341
6533515144541
7101263215655
oct17121123215
95223313217
102034542221
1195449a758
12489445151
1326567c94a
141542cb365
15bd9374d1
hex7944a68d

2034542221 has 8 divisors (see below), whose sum is σ = 2110550400. Its totient is φ = 1959790560.

The previous prime is 2034542179. The next prime is 2034542227. The reversal of 2034542221 is 1222454302.

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 2034542221 - 29 = 2034541709 is a prime.

It is a super-2 number, since 2×20345422212 = 8278724098063225682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2034542227) 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, 310831 + ... + 317308.

It is an arithmetic number, because the mean of its divisors is an integer number (263818800).

Almost surely, 22034542221 is an apocalyptic number.

It is an amenable number.

2034542221 is a deficient number, since it is larger than the sum of its proper divisors (76008179).

2034542221 is an equidigital number, since it uses as much as digits as its factorization.

2034542221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628259.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2034542221 is about 45105.9000686163. The cubic root of 2034542221 is about 1267.1330997432.

Adding to 2034542221 its reverse (1222454302), we get a palindrome (3256996523).

The spelling of 2034542221 in words is "two billion, thirty-four million, five hundred forty-two thousand, two hundred twenty-one".

Divisors: 1 41 79 3239 628139 25753699 49622981 2034542221