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28842299741 = 223831715551
BaseRepresentation
bin11010110111001000…
…101001000101011101
32202110001212122011202
4122313020221011131
5433032112042431
621125554325245
72040511334303
oct326710510535
982401778152
1028842299741
11112607a9762
12570b289825
132948591168
1415787aa273
15b3c1968cb
hex6b722915d

28842299741 has 8 divisors (see below), whose sum is σ = 28976984064. Its totient is φ = 28707663600.

The previous prime is 28842299723. The next prime is 28842299743. The reversal of 28842299741 is 14799224882.

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

It is a cyclic number.

It is not a de Polignac number, because 28842299741 - 218 = 28842037597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28842299743) 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, 1846916 + ... + 1862466.

It is an arithmetic number, because the mean of its divisors is an integer number (3622123008).

Almost surely, 228842299741 is an apocalyptic number.

It is an amenable number.

28842299741 is a deficient number, since it is larger than the sum of its proper divisors (134684323).

28842299741 is a wasteful number, since it uses less digits than its factorization.

28842299741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24091.

The product of its digits is 4644864, while the sum is 56.

The spelling of 28842299741 in words is "twenty-eight billion, eight hundred forty-two million, two hundred ninety-nine thousand, seven hundred forty-one".

Divisors: 1 223 8317 15551 1854691 3467873 129337667 28842299741