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13238054 = 2311491433
BaseRepresentation
bin110010011111…
…111100100110
3220220120012022
4302133330212
511342104204
61151423142
7220343624
oct62377446
926816168
1013238054
117521a45
124524ab2
13298668b
141a88514
1512675be
hexc9ff26

13238054 has 16 divisors (see below), whose sum is σ = 20649600. Its totient is φ = 6358080.

The previous prime is 13238051. The next prime is 13238101. The reversal of 13238054 is 45083231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13238051) 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, 8522 + ... + 9954.

It is an arithmetic number, because the mean of its divisors is an integer number (1290600).

Almost surely, 213238054 is an apocalyptic number.

13238054 is a deficient number, since it is larger than the sum of its proper divisors (7411546).

13238054 is a wasteful number, since it uses less digits than its factorization.

13238054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 13238054 is about 3638.4136653217. The cubic root of 13238054 is about 236.5600388105.

The spelling of 13238054 in words is "thirteen million, two hundred thirty-eight thousand, fifty-four".

Divisors: 1 2 31 62 149 298 1433 2866 4619 9238 44423 88846 213517 427034 6619027 13238054