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22128353061 = 323320700769
BaseRepresentation
bin10100100110111100…
…111101111100100101
32010010011101210202220
4110212330331330211
5330304324244221
614055435222553
71412234616603
oct244674757445
963104353686
1022128353061
1194259731a1
1243568a7a59
132118611c49
1410dcc32873
15897a340c6
hex526f3df25

22128353061 has 8 divisors (see below), whose sum is σ = 30787273920. Its totient is φ = 14110833792.

The previous prime is 22128353033. The next prime is 22128353063. The reversal of 22128353061 is 16035382122.

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

It is not a de Polignac number, because 22128353061 - 222 = 22124158757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22128353063) 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, 160350316 + ... + 160350453.

It is an arithmetic number, because the mean of its divisors is an integer number (3848409240).

Almost surely, 222128353061 is an apocalyptic number.

It is an amenable number.

22128353061 is a deficient number, since it is larger than the sum of its proper divisors (8658920859).

22128353061 is a wasteful number, since it uses less digits than its factorization.

22128353061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320700795.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 22128353061 in words is "twenty-two billion, one hundred twenty-eight million, three hundred fifty-three thousand, sixty-one".

Divisors: 1 3 23 69 320700769 962102307 7376117687 22128353061