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26628008 = 23113143227
BaseRepresentation
bin110010110010…
…0111110101000
31212002211202112
41211210332220
523304044013
62350421452
7442222451
oct145447650
955084675
1026628008
1114038020
128b01888
135694224
143772128
15250eba8
hex1964fa8

26628008 has 64 divisors (see below), whose sum is σ = 57784320. Its totient is φ = 11390400.

The previous prime is 26627969. The next prime is 26628013. The reversal of 26628008 is 80082662.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117191 + ... + 117417.

It is an arithmetic number, because the mean of its divisors is an integer number (902880).

Almost surely, 226628008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26628008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28892160).

26628008 is an abundant number, since it is smaller than the sum of its proper divisors (31156312).

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

26628008 is a wasteful number, since it uses less digits than its factorization.

26628008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 26628008 is about 5160.2333280579. The cubic root of 26628008 is about 298.6158756725.

The spelling of 26628008 in words is "twenty-six million, six hundred twenty-eight thousand, eight".

Divisors: 1 2 4 8 11 22 31 43 44 62 86 88 124 172 227 248 341 344 454 473 682 908 946 1333 1364 1816 1892 2497 2666 2728 3784 4994 5332 7037 9761 9988 10664 14074 14663 19522 19976 28148 29326 39044 56296 58652 77407 78088 107371 117304 154814 214742 302591 309628 429484 605182 619256 858968 1210364 2420728 3328501 6657002 13314004 26628008