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220713042 = 23116734969
BaseRepresentation
bin11010010011111…
…01000001010010
3120101022101101010
431021331001102
5423000304132
633522351350
75320013154
oct1511750122
9511271333
10220713042
1110364aa80
1261abb556
133695a144
1421454ad4
151459b6cc
hexd27d052

220713042 has 32 divisors (see below), whose sum is σ = 482368320. Its totient is φ = 66769920.

The previous prime is 220713013. The next prime is 220713047. The reversal of 220713042 is 240317022.

It is not an unprimeable number, because it can be changed into a prime (220713047) 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, 41934 + ... + 46902.

It is an arithmetic number, because the mean of its divisors is an integer number (15074010).

Almost surely, 2220713042 is an apocalyptic number.

220713042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220713042 is an abundant number, since it is smaller than the sum of its proper divisors (261655278).

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

220713042 is a wasteful number, since it uses less digits than its factorization.

220713042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5658.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 220713042 is about 14856.4141703171. The cubic root of 220713042 is about 604.3325672433.

The spelling of 220713042 in words is "two hundred twenty million, seven hundred thirteen thousand, forty-two".

Divisors: 1 2 3 6 11 22 33 66 673 1346 2019 4038 4969 7403 9938 14806 14907 22209 29814 44418 54659 109318 163977 327954 3344137 6688274 10032411 20064822 36785507 73571014 110356521 220713042