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3020102666 = 271712689507
BaseRepresentation
bin1011010000000011…
…0001110000001010
321210110212010000022
42310000301300022
522141121241131
61215403140442
7134561310020
oct26400616012
97713763008
103020102666
11130a850919
12703514722
133919025c9
1420915a710
1512a21537b
hexb4031c0a

3020102666 has 16 divisors (see below), whose sum is σ = 5481867456. Its totient is φ = 1218192576.

The previous prime is 3020102639. The next prime is 3020102671. The reversal of 3020102666 is 6662010203.

It is a super-2 number, since 2×30201026662 = 18242040226360615112, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6344516 + ... + 6344991.

It is an arithmetic number, because the mean of its divisors is an integer number (342616716).

Almost surely, 23020102666 is an apocalyptic number.

3020102666 is a deficient number, since it is larger than the sum of its proper divisors (2461764790).

3020102666 is a wasteful number, since it uses less digits than its factorization.

3020102666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12689533.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3020102666 is about 54955.4607477728. The cubic root of 3020102666 is about 1445.4638527132.

Adding to 3020102666 its reverse (6662010203), we get a palindrome (9682112869).

The spelling of 3020102666 in words is "three billion, twenty million, one hundred two thousand, six hundred sixty-six".

Divisors: 1 2 7 14 17 34 119 238 12689507 25379014 88826549 177653098 215721619 431443238 1510051333 3020102666