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13053488 = 247116549
BaseRepresentation
bin110001110010…
…111000110000
3220120012000112
4301302320300
511320202423
61143440452
7215644550
oct61627060
926505015
1013053488
117406308
124456128
132920676
141a3b160
15122ca78
hexc72e30

13053488 has 20 divisors (see below), whose sum is σ = 28904400. Its totient is φ = 5594304.

The previous prime is 13053487. The next prime is 13053503. The reversal of 13053488 is 88435031.

It is a happy number.

It is a super-2 number, since 2×130534882 = 340787097932288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13053487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58163 + ... + 58386.

It is an arithmetic number, because the mean of its divisors is an integer number (1445220).

Almost surely, 213053488 is an apocalyptic number.

It is an amenable number.

13053488 is an abundant number, since it is smaller than the sum of its proper divisors (15850912).

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

13053488 is a wasteful number, since it uses less digits than its factorization.

13053488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116564 (or 116558 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 13053488 is about 3612.9611124395. The cubic root of 13053488 is about 235.4555100375.

The spelling of 13053488 in words is "thirteen million, fifty-three thousand, four hundred eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 116549 233098 466196 815843 932392 1631686 1864784 3263372 6526744 13053488