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3220112020 = 2251923813559
BaseRepresentation
bin1011111111101111…
…0000001010010100
322022102012122021011
42333323300022110
523043322041040
61251310102004
7142540333456
oct27773601224
98272178234
103220112020
11140273a904
1275a4aa904
133c4190c38
142279422d6
1513ca723ea
hexbfef0294

3220112020 has 48 divisors (see below), whose sum is σ = 7123132800. Its totient is φ = 1219397760.

The previous prime is 3220111943. The next prime is 3220112053. The reversal of 3220112020 is 202110223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 903001 + ... + 906559.

It is an arithmetic number, because the mean of its divisors is an integer number (148398600).

Almost surely, 23220112020 is an apocalyptic number.

It is an amenable number.

3220112020 is an abundant number, since it is smaller than the sum of its proper divisors (3903020780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3220112020 is a wasteful number, since it uses less digits than its factorization.

3220112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5968 (or 5966 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3220112020 is about 56746.0308744145. The cubic root of 3220112020 is about 1476.6933756756.

Adding to 3220112020 its reverse (202110223), we get a palindrome (3422222243).

The spelling of 3220112020 in words is "three billion, two hundred twenty million, one hundred twelve thousand, twenty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 2381 3559 4762 7118 9524 11905 14236 17795 23810 35590 45239 47620 67621 71180 90478 135242 180956 226195 270484 338105 452390 676210 904780 1352420 8473979 16947958 33895916 42369895 84739790 161005601 169479580 322011202 644022404 805028005 1610056010 3220112020