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26428233150 = 233521121731307
BaseRepresentation
bin11000100111001111…
…101101010110111110
32112012211101100101000
4120213033231112332
5413111111430100
620050240431130
71623626163264
oct304717552676
975184340330
1026428233150
1110232059800
1251569184a6
1326523bb9a7
1413c9d28434
15a4a292900
hex6273ed5be

26428233150 has 576 divisors, whose sum is σ = 87774382080. Its totient is φ = 5816448000.

The previous prime is 26428233149. The next prime is 26428233187. The reversal of 26428233150 is 5133282462.

26428233150 is a `hidden beast` number, since 2 + 64 + 282 + 3 + 315 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 86085297 + ... + 86085603.

It is an arithmetic number, because the mean of its divisors is an integer number (152386080).

Almost surely, 226428233150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26428233150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43887191040).

26428233150 is an abundant number, since it is smaller than the sum of its proper divisors (61346148930).

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

26428233150 is a wasteful number, since it uses less digits than its factorization.

26428233150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 26428233150 in words is "twenty-six billion, four hundred twenty-eight million, two hundred thirty-three thousand, one hundred fifty".