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13202080 = 255109757
BaseRepresentation
bin110010010111…
…001010100000
3220211201211221
4302113022200
511334431310
61150544424
7220134013
oct62271240
926751757
1013202080
1174a7a11
124508114
1329731a8
141a7937a
15125bada
hexc972a0

13202080 has 48 divisors (see below), whose sum is σ = 31517640. Its totient is φ = 5225472.

The previous prime is 13202051. The next prime is 13202107. The reversal of 13202080 is 8020231.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12027024 + 1175056 = 3468^2 + 1084^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 17062 + ... + 17818.

Almost surely, 213202080 is an apocalyptic number.

13202080 is a gapful number since it is divisible by the number (10) 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 13202080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15758820).

13202080 is an abundant number, since it is smaller than the sum of its proper divisors (18315560).

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

13202080 is a wasteful number, since it uses less digits than its factorization.

13202080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 13202080 is about 3633.4666642203. The cubic root of 13202080 is about 236.3455628999.

The spelling of 13202080 in words is "thirteen million, two hundred two thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 109 160 218 436 545 757 872 1090 1514 1744 2180 3028 3488 3785 4360 6056 7570 8720 12112 15140 17440 24224 30280 60560 82513 121120 165026 330052 412565 660104 825130 1320208 1650260 2640416 3300520 6601040 13202080