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13293504 = 263372157
BaseRepresentation
bin110010101101…
…011111000000
3221000101021000
4302231133000
511400343004
61152532000
7220664400
oct62553700
927011230
1013293504
11755a674
124551000
1329a59a3
141aa0800
151278c39
hexcad7c0

13293504 has 168 divisors, whose sum is σ = 45750480. Its totient is φ = 3773952.

The previous prime is 13293481. The next prime is 13293509. The reversal of 13293504 is 40539231.

13293504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13293509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84594 + ... + 84750.

Almost surely, 213293504 is an apocalyptic number.

13293504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13293504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22875240).

13293504 is an abundant number, since it is smaller than the sum of its proper divisors (32456976).

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

13293504 is a wasteful number, since it uses less digits than its factorization.

13293504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 13293504 is about 3646.0257815874. The cubic root of 13293504 is about 236.8898703196.

It can be divided in two parts, 132 and 93504, that added together give a square (93636 = 3062).

The spelling of 13293504 in words is "thirteen million, two hundred ninety-three thousand, five hundred four".