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26623030 = 257380329
BaseRepresentation
bin110010110001…
…1110000110110
31212002120221011
41211203300312
523303414110
62350342434
7442202110
oct145436066
955076834
1026623030
1114034305
128abaa1a
135691b95
1437703b0
15250d48a
hex1963c36

26623030 has 16 divisors (see below), whose sum is σ = 54767520. Its totient is φ = 9127872.

The previous prime is 26623021. The next prime is 26623031. The reversal of 26623030 is 3032662.

It is a junction number, because it is equal to n+sod(n) for n = 26622992 and 26623010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26623031) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 190095 + ... + 190234.

It is an arithmetic number, because the mean of its divisors is an integer number (3422970).

Almost surely, 226623030 is an apocalyptic number.

26623030 is an abundant number, since it is smaller than the sum of its proper divisors (28144490).

26623030 is a wasteful number, since it uses less digits than its factorization.

26623030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380343.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 26623030 is about 5159.7509629826. The cubic root of 26623030 is about 298.5972661634.

Adding to 26623030 its reverse (3032662), we get a palindrome (29655692).

The spelling of 26623030 in words is "twenty-six million, six hundred twenty-three thousand, thirty".

Divisors: 1 2 5 7 10 14 35 70 380329 760658 1901645 2662303 3803290 5324606 13311515 26623030