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3220121033 = 10394733013
BaseRepresentation
bin1011111111101111…
…0010010111001001
322022102020002121222
42333323302113021
523043322333113
61251310211425
7142540401653
oct27773622711
98272202558
103220121033
111402746658
1275a4b3b75
133c419507c
142279456d3
1513ca74e08
hexbfef25c9

3220121033 has 8 divisors (see below), whose sum is σ = 3254916288. Its totient is φ = 3185393904.

The previous prime is 3220120999. The next prime is 3220121041. The reversal of 3220121033 is 3301210223.

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 3220121033 - 214 = 3220104649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220021033) 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, 81035 + ... + 114047.

It is an arithmetic number, because the mean of its divisors is an integer number (406864536).

Almost surely, 23220121033 is an apocalyptic number.

It is an amenable number.

3220121033 is a deficient number, since it is larger than the sum of its proper divisors (34795255).

3220121033 is a wasteful number, since it uses less digits than its factorization.

3220121033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34063.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3220121033 is about 56746.1102896049. The cubic root of 3220121033 is about 1476.6947534150.

Adding to 3220121033 its reverse (3301210223), we get a palindrome (6521331256).

The spelling of 3220121033 in words is "three billion, two hundred twenty million, one hundred twenty-one thousand, thirty-three".

Divisors: 1 103 947 33013 97541 3400339 31263311 3220121033