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3520016213 = 71378594273
BaseRepresentation
bin1101000111001111…
…0010111101010101
3100002022112100110212
43101303302331111
524202111004323
61341142055205
7153141433640
oct32163627525
910068470425
103520016213
111546a5930a
12822a1a505
1344135723c
142556cca57
15159062b78
hexd1cf2f55

3520016213 has 16 divisors (see below), whose sum is σ = 4057906560. Its totient is φ = 2990946816.

The previous prime is 3520016197. The next prime is 3520016231. The reversal of 3520016213 is 3126100253.

It is a cyclic number.

It is not a de Polignac number, because 3520016213 - 24 = 3520016197 is a prime.

It is a super-2 number, since 2×35200162132 = 24781028279565722738, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520016813) 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 15 ways as a sum of consecutive naturals, for example, 821645 + ... + 825917.

It is an arithmetic number, because the mean of its divisors is an integer number (253619160).

Almost surely, 23520016213 is an apocalyptic number.

It is an amenable number.

3520016213 is a deficient number, since it is larger than the sum of its proper divisors (537890347).

3520016213 is a wasteful number, since it uses less digits than its factorization.

3520016213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5276.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 3520016213 is about 59329.7245316376. The cubic root of 3520016213 is about 1521.1833198036.

Adding to 3520016213 its reverse (3126100253), we get a palindrome (6646116466).

The spelling of 3520016213 in words is "three billion, five hundred twenty million, sixteen thousand, two hundred thirteen".

Divisors: 1 7 137 859 959 4273 6013 29911 117683 585401 823781 3670507 4097807 25693549 502859459 3520016213