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220102054 = 2293794863
BaseRepresentation
bin11010001111001…
…11110110100110
3120100011100020221
431013213312212
5422321231204
633501314554
75311556644
oct1507476646
9510140227
10220102054
11103272a27
1261865a5a
13367a5003
1421336194
15144ca654
hexd1e7da6

220102054 has 8 divisors (see below), whose sum is σ = 341537760. Its totient is φ = 106256136.

The previous prime is 220102027. The next prime is 220102117. The reversal of 220102054 is 450201022.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1897374 + ... + 1897489.

It is an arithmetic number, because the mean of its divisors is an integer number (42692220).

Almost surely, 2220102054 is an apocalyptic number.

220102054 is a deficient number, since it is larger than the sum of its proper divisors (121435706).

220102054 is a wasteful number, since it uses less digits than its factorization.

220102054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3794894.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 220102054 is about 14835.8368149559. The cubic root of 220102054 is about 603.7744048077.

Adding to 220102054 its reverse (450201022), we get a palindrome (670303076).

The spelling of 220102054 in words is "two hundred twenty million, one hundred two thousand, fifty-four".

Divisors: 1 2 29 58 3794863 7589726 110051027 220102054