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3220013023 = 37412122619
BaseRepresentation
bin1011111111101101…
…0111111111011111
322022102000121110121
42333323113333133
523043310404043
61251304015411
7142536442033
oct27773277737
98272017417
103220013023
111402682497
1275a461567
133c4157b66
142279181c3
1513ca52ded
hexbfed7fdf

3220013023 has 8 divisors (see below), whose sum is σ = 3387701520. Its totient is φ = 3056569920.

The previous prime is 3220013021. The next prime is 3220013047. The reversal of 3220013023 is 3203100223.

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 3220013023 - 21 = 3220013021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3220012988 and 3220013006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220013021) 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, 1059793 + ... + 1062826.

It is an arithmetic number, because the mean of its divisors is an integer number (423462690).

Almost surely, 23220013023 is an apocalyptic number.

3220013023 is a deficient number, since it is larger than the sum of its proper divisors (167688497).

3220013023 is a wasteful number, since it uses less digits than its factorization.

3220013023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122697.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3220013023 is about 56745.1585864380. The cubic root of 3220013023 is about 1476.6782426915.

Adding to 3220013023 its reverse (3203100223), we get a palindrome (6423113246).

The spelling of 3220013023 in words is "three billion, two hundred twenty million, thirteen thousand, twenty-three".

Divisors: 1 37 41 1517 2122619 78536903 87027379 3220013023