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22200431340 = 2235370007189
BaseRepresentation
bin10100101011001111…
…111011001011101100
32010022012000202120210
4110223033323023230
5330431302300330
614110532142420
71414101360423
oct245317731354
963265022523
1022200431340
11946262371a
124376a67a10
13212a52a709
1411086362ba
1589e0208b0
hex52b3fb2ec

22200431340 has 24 divisors (see below), whose sum is σ = 62161207920. Its totient is φ = 5920115008.

The previous prime is 22200431333. The next prime is 22200431347. The reversal of 22200431340 is 4313400222.

It is an interprime number because it is at equal distance from previous prime (22200431333) and next prime (22200431347).

It is not an unprimeable number, because it can be changed into a prime (22200431347) 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, 185003535 + ... + 185003654.

It is an arithmetic number, because the mean of its divisors is an integer number (2590050330).

Almost surely, 222200431340 is an apocalyptic number.

22200431340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200431340 is an abundant number, since it is smaller than the sum of its proper divisors (39960776580).

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

22200431340 is a wasteful number, since it uses less digits than its factorization.

22200431340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370007201 (or 370007199 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22200431340 its reverse (4313400222), we get a palindrome (26513831562).

The spelling of 22200431340 in words is "twenty-two billion, two hundred million, four hundred thirty-one thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 370007189 740014378 1110021567 1480028756 1850035945 2220043134 3700071890 4440086268 5550107835 7400143780 11100215670 22200431340