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220260192 = 2532294377
BaseRepresentation
bin11010010000011…
…10011101100000
3120100110101011220
431020032131200
5422341311232
633504535040
75313115665
oct1510163540
9510411156
10220260192
11103370819
1261921480
133682bc99
1421377a6c
151450c42c
hexd20e760

220260192 has 24 divisors (see below), whose sum is σ = 578183256. Its totient is φ = 73420032.

The previous prime is 220260181. The next prime is 220260193. The reversal of 220260192 is 291062022.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220260193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147093 + ... + 1147284.

It is an arithmetic number, because the mean of its divisors is an integer number (24090969).

Almost surely, 2220260192 is an apocalyptic number.

It is an amenable number.

220260192 is an abundant number, since it is smaller than the sum of its proper divisors (357923064).

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

220260192 is a wasteful number, since it uses less digits than its factorization.

220260192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294390 (or 2294382 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 220260192 is about 14841.1654528881. The cubic root of 220260192 is about 603.9189692914.

The spelling of 220260192 in words is "two hundred twenty million, two hundred sixty thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 2294377 4588754 6883131 9177508 13766262 18355016 27532524 36710032 55065048 73420064 110130096 220260192