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33230120 = 23571110789
BaseRepresentation
bin111111011000…
…0110100101000
32022112021011012
41332300310220
532001330440
63144123052
7552310550
oct176606450
968467135
1033230120
1117837310
12b166488
136b662c1
1445b0160
152db5e65
hex1fb0d28

33230120 has 64 divisors (see below), whose sum is σ = 93225600. Its totient is φ = 10356480.

The previous prime is 33230077. The next prime is 33230123. The reversal of 33230120 is 2103233.

It is a super-2 number, since 2×332301202 = 2208481750428800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 33230095 and 33230104.

It is not an unprimeable number, because it can be changed into a prime (33230123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2315 + ... + 8474.

It is an arithmetic number, because the mean of its divisors is an integer number (1456650).

Almost surely, 233230120 is an apocalyptic number.

It is an amenable number.

33230120 is an abundant number, since it is smaller than the sum of its proper divisors (59995480).

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

33230120 is a wasteful number, since it uses less digits than its factorization.

33230120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10818 (or 10814 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 33230120 is about 5764.5572249740. The cubic root of 33230120 is about 321.4972801736.

Adding to 33230120 its reverse (2103233), we get a palindrome (35333353).

The spelling of 33230120 in words is "thirty-three million, two hundred thirty thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 70 77 88 110 140 154 220 280 308 385 440 616 770 1540 3080 10789 21578 43156 53945 75523 86312 107890 118679 151046 215780 237358 302092 377615 431560 474716 593395 604184 755230 830753 949432 1186790 1510460 1661506 2373580 3020920 3323012 4153765 4747160 6646024 8307530 16615060 33230120