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220202133 = 32937671021
BaseRepresentation
bin11010010000000…
…00010010010101
3120100100102112120
431020000102111
5422332432013
633503410153
75312454504
oct1510002225
9510312476
10220202133
11103331138
12618b3959
133680b728
142136083b
15144ea123
hexd200495

220202133 has 32 divisors (see below), whose sum is σ = 316901760. Its totient is φ = 135717120.

The previous prime is 220202123. The next prime is 220202137. The reversal of 220202133 is 331202022.

It is not a de Polignac number, because 220202133 - 24 = 220202117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220202137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215163 + ... + 216183.

It is an arithmetic number, because the mean of its divisors is an integer number (9903180).

Almost surely, 2220202133 is an apocalyptic number.

It is an amenable number.

220202133 is a deficient number, since it is larger than the sum of its proper divisors (96699627).

220202133 is a wasteful number, since it uses less digits than its factorization.

220202133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 220202133 is about 14839.2093118198. The cubic root of 220202133 is about 603.8659017317.

Adding to 220202133 its reverse (331202022), we get a palindrome (551404155).

The spelling of 220202133 in words is "two hundred twenty million, two hundred two thousand, one hundred thirty-three".

Divisors: 1 3 29 37 67 87 111 201 1021 1073 1943 2479 3063 3219 5829 7437 29609 37777 68407 71891 88827 113331 205221 215673 1095533 1983803 2531059 3286599 5951409 7593177 73400711 220202133