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13532990 = 2510113399
BaseRepresentation
bin110011100111…
…111100111110
3221110112202212
4303213330332
511431023430
61202020422
7223012532
oct63477476
927415685
1013532990
117703599
124647712
132a5a9b3
141b23bc2
1512c4b95
hexce7f3e

13532990 has 16 divisors (see below), whose sum is σ = 24602400. Its totient is φ = 5359200.

The previous prime is 13532989. The next prime is 13532999. The reversal of 13532990 is 9923531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13532999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5690 + ... + 7709.

It is an arithmetic number, because the mean of its divisors is an integer number (1537650).

Almost surely, 213532990 is an apocalyptic number.

13532990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13532990 is a deficient number, since it is larger than the sum of its proper divisors (11069410).

13532990 is a wasteful number, since it uses less digits than its factorization.

13532990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13507.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 13532990 is about 3678.7212452155. The cubic root of 13532990 is about 238.3039569098.

The spelling of 13532990 in words is "thirteen million, five hundred thirty-two thousand, nine hundred ninety".

Divisors: 1 2 5 10 101 202 505 1010 13399 26798 66995 133990 1353299 2706598 6766495 13532990