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2013033222 = 234101123031
BaseRepresentation
bin111011111111100…
…0111001100000110
312012021212200110000
41313333013030012
513110314030342
6531430142130
7100612333344
oct16777071406
95167780400
102013033222
11943339722
124821b1946
1326108b725
141514cc994
15bbad944c
hex77fc7306

2013033222 has 40 divisors (see below), whose sum is σ = 4555382832. Its totient is φ = 664362000.

The previous prime is 2013033221. The next prime is 2013033241. The reversal of 2013033222 is 2223303102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2013033195 and 2013033204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013033221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45154 + ... + 77877.

Almost surely, 22013033222 is an apocalyptic number.

2013033222 is an abundant number, since it is smaller than the sum of its proper divisors (2542349610).

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

2013033222 is a wasteful number, since it uses less digits than its factorization.

2013033222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123146 (or 123137 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2013033222 is about 44866.8387787684. The cubic root of 2013033222 is about 1262.6519315505.

Adding to 2013033222 its reverse (2223303102), we get a palindrome (4236336324).

The spelling of 2013033222 in words is "two billion, thirteen million, thirty-three thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 27 54 81 101 162 202 303 606 909 1818 2727 5454 8181 16362 123031 246062 369093 738186 1107279 2214558 3321837 6643674 9965511 12426131 19931022 24852262 37278393 74556786 111835179 223670358 335505537 671011074 1006516611 2013033222