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22000142009 = 196771710343
BaseRepresentation
bin10100011111010011…
…111000011010111001
32002210020011000021102
4110133103320122321
5330024014021014
614035015221145
71406120056466
oct243723703271
962706130242
1022000142009
11936a56334a
12431b9777b5
1320c7ba1811
1410c9bba66d
1588b65a8de
hex51f4f86b9

22000142009 has 8 divisors (see below), whose sum is σ = 23192264640. Its totient is φ = 20811441456.

The previous prime is 22000141993. The next prime is 22000142011. The reversal of 22000142009 is 90024100022.

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

It is not a de Polignac number, because 22000142009 - 24 = 22000141993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22000144009) 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, 842309 + ... + 868034.

It is an arithmetic number, because the mean of its divisors is an integer number (2899033080).

Almost surely, 222000142009 is an apocalyptic number.

It is an amenable number.

22000142009 is a deficient number, since it is larger than the sum of its proper divisors (1192122631).

22000142009 is a wasteful number, since it uses less digits than its factorization.

22000142009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711039.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 22000142009 in words is "twenty-two billion, one hundred forty-two thousand, nine".

Divisors: 1 19 677 12863 1710343 32496517 1157902211 22000142009