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220774014 = 23222355001
BaseRepresentation
bin11010010100010…
…11111001111110
3120101102111000100
431022023321332
5423004232024
633523541530
75320356006
oct1512137176
9511374010
10220774014
1110369186a
1261b2a8a6
133697bb16
142146d006
15145ae7c9
hexd28be7e

220774014 has 24 divisors (see below), whose sum is σ = 480497472. Its totient is φ = 73260000.

The previous prime is 220774009. The next prime is 220774027. The reversal of 220774014 is 410477022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23487 + ... + 31514.

It is an arithmetic number, because the mean of its divisors is an integer number (20020728).

Almost surely, 2220774014 is an apocalyptic number.

220774014 is an abundant number, since it is smaller than the sum of its proper divisors (259723458).

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

220774014 is a wasteful number, since it uses less digits than its factorization.

220774014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55232 (or 55229 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 220774014 is about 14858.4660715701. The cubic root of 220774014 is about 604.3882110972.

The spelling of 220774014 in words is "two hundred twenty million, seven hundred seventy-four thousand, fourteen".

Divisors: 1 2 3 6 9 18 223 446 669 1338 2007 4014 55001 110002 165003 330006 495009 990018 12265223 24530446 36795669 73591338 110387007 220774014