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224364380 = 22511218219
BaseRepresentation
bin11010101111110…
…00011101011100
3120122011220001212
431113320131130
5424414130010
634132523552
75363031362
oct1527703534
9518156055
10224364380
11105714309
12631805b8
13376380b6
1421b25632
1514a6d505
hexd5f875c

224364380 has 12 divisors (see below), whose sum is σ = 471165240. Its totient is φ = 89745744.

The previous prime is 224364367. The next prime is 224364383. The reversal of 224364380 is 83463422.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224364383) by changing a digit.

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, 5609090 + ... + 5609129.

It is an arithmetic number, because the mean of its divisors is an integer number (39263770).

Almost surely, 2224364380 is an apocalyptic number.

224364380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224364380 is an abundant number, since it is smaller than the sum of its proper divisors (246800860).

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

224364380 is a wasteful number, since it uses less digits than its factorization.

224364380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11218228 (or 11218226 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 224364380 is about 14978.7976820571. The cubic root of 224364380 is about 607.6469232044.

The spelling of 224364380 in words is "two hundred twenty-four million, three hundred sixty-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 11218219 22436438 44872876 56091095 112182190 224364380