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13260832 = 2513127251
BaseRepresentation
bin110010100101…
…100000100000
3220221201102221
4302211200200
511343321312
61152120424
7220500214
oct62454040
926851387
1013260832
117538072
124536114
132993b60
141a92944
15126e207
hexca5820

13260832 has 48 divisors (see below), whose sum is σ = 28449792. Its totient is φ = 6048000.

The previous prime is 13260823. The next prime is 13260847. The reversal of 13260832 is 23806231.

It is a junction number, because it is equal to n+sod(n) for n = 13260797 and 13260806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52707 + ... + 52957.

It is an arithmetic number, because the mean of its divisors is an integer number (592704).

Almost surely, 213260832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13260832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14224896).

13260832 is an abundant number, since it is smaller than the sum of its proper divisors (15188960).

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

13260832 is a wasteful number, since it uses less digits than its factorization.

13260832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 13260832 is about 3641.5425303022. The cubic root of 13260832 is about 236.6956397336.

The spelling of 13260832 in words is "thirteen million, two hundred sixty thousand, eight hundred thirty-two".

Divisors: 1 2 4 8 13 16 26 32 52 104 127 208 251 254 416 502 508 1004 1016 1651 2008 2032 3263 3302 4016 4064 6526 6604 8032 13052 13208 26104 26416 31877 52208 52832 63754 104416 127508 255016 414401 510032 828802 1020064 1657604 3315208 6630416 13260832