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224242422220 = 22530941362371
BaseRepresentation
bin1101000011010111100…
…0111101000111001100
3210102210211200022222001
43100311320331013030
512133222030002340
6251003205202044
722125636065545
oct3206570750714
9712724608861
10224242422220
1187112001893
1237562400324
13181b89069cb
14abd39c34cc
155c7689e29a
hex3435e3d1cc

224242422220 has 24 divisors (see below), whose sum is σ = 470925605808. Its totient is φ = 89693822400.

The previous prime is 224242422203. The next prime is 224242422227. The reversal of 224242422220 is 22224242422.

It is not an unprimeable number, because it can be changed into a prime (224242422227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437635 + ... + 800005.

It is an arithmetic number, because the mean of its divisors is an integer number (19621900242).

Almost surely, 2224242422220 is an apocalyptic number.

224242422220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224242422220 is an abundant number, since it is smaller than the sum of its proper divisors (246683183588).

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

224242422220 is a wasteful number, since it uses less digits than its factorization.

224242422220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393321 (or 393319 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 224242422220 its reverse (22224242422), we get a palindrome (246466664642).

The spelling of 224242422220 in words is "two hundred twenty-four billion, two hundred forty-two million, four hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 30941 61882 123764 154705 309410 362371 618820 724742 1449484 1811855 3623710 7247420 11212121111 22424242222 44848484444 56060605555 112121211110 224242422220