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13394052 = 2233722531
BaseRepresentation
bin110011000110…
…000010000100
3221012111012000
4303012002010
511412102202
61155025300
7221563500
oct63060204
927174160
1013394052
117619171
12459b230
132a0c699
141ac9300
15129891c
hexcc6084

13394052 has 72 divisors (see below), whose sum is σ = 40410720. Its totient is φ = 3825360.

The previous prime is 13394047. The next prime is 13394063. The reversal of 13394052 is 25049331.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4027 + ... + 6557.

It is an arithmetic number, because the mean of its divisors is an integer number (561260).

Almost surely, 213394052 is an apocalyptic number.

13394052 is a gapful number since it is divisible by the number (12) 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 13394052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20205360).

13394052 is an abundant number, since it is smaller than the sum of its proper divisors (27016668).

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

13394052 is a wasteful number, since it uses less digits than its factorization.

13394052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558 (or 2543 counting only the distinct ones).

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

The square root of 13394052 is about 3659.7885184803. The cubic root of 13394052 is about 237.4856249841.

The spelling of 13394052 in words is "thirteen million, three hundred ninety-four thousand, fifty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 294 378 441 588 756 882 1323 1764 2531 2646 5062 5292 7593 10124 15186 17717 22779 30372 35434 45558 53151 68337 70868 91116 106302 124019 136674 159453 212604 248038 273348 318906 372057 478359 496076 637812 744114 956718 1116171 1488228 1913436 2232342 3348513 4464684 6697026 13394052