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13053580 = 2254115919
BaseRepresentation
bin110001110010…
…111010001100
3220120012010221
4301302322030
511320203310
61143441124
7215645041
oct61627214
926505127
1013053580
117406391
1244561a4
132920717
141a3b1c8
15122cada
hexc72e8c

13053580 has 24 divisors (see below), whose sum is σ = 28082880. Its totient is φ = 5093760.

The previous prime is 13053577. The next prime is 13053583. The reversal of 13053580 is 8535031.

It is a happy number.

13053580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13053577) and next prime (13053583).

It is not an unprimeable number, because it can be changed into a prime (13053583) 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, 7140 + ... + 8779.

It is an arithmetic number, because the mean of its divisors is an integer number (1170120).

Almost surely, 213053580 is an apocalyptic number.

13053580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13053580 is an abundant number, since it is smaller than the sum of its proper divisors (15029300).

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

13053580 is a wasteful number, since it uses less digits than its factorization.

13053580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15969 (or 15967 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 13053580 is about 3612.9738443559. The cubic root of 13053580 is about 235.4560631938.

The spelling of 13053580 in words is "thirteen million, fifty-three thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 15919 31838 63676 79595 159190 318380 652679 1305358 2610716 3263395 6526790 13053580