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220096780 = 22511004839
BaseRepresentation
bin11010001111001…
…10100100001100
3120100011002000121
431013212210030
5422321044110
633501234324
75311535401
oct1507464414
9510132017
10220096780
11103269a72
12618629a4
13367a27a7
14213342a8
15144c8cda
hexd1e690c

220096780 has 12 divisors (see below), whose sum is σ = 462203280. Its totient is φ = 88038704.

The previous prime is 220096777. The next prime is 220096787. The reversal of 220096780 is 87690022.

It is not an unprimeable number, because it can be changed into a prime (220096787) 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 3 ways as a sum of consecutive naturals, for example, 5502400 + ... + 5502439.

It is an arithmetic number, because the mean of its divisors is an integer number (38516940).

Almost surely, 2220096780 is an apocalyptic number.

220096780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220096780 is an abundant number, since it is smaller than the sum of its proper divisors (242106500).

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

220096780 is a wasteful number, since it uses less digits than its factorization.

220096780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11004848 (or 11004846 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 220096780 is about 14835.6590686090. The cubic root of 220096780 is about 603.7695822999.

The spelling of 220096780 in words is "two hundred twenty million, ninety-six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 11004839 22009678 44019356 55024195 110048390 220096780