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13345200 = 24325211337
BaseRepresentation
bin110010111010…
…000110110000
3221010000011200
4302322012300
511404021300
61154011200
7221301201
oct62720660
927100150
1013345200
1175954a0
124576b00
1329c338b
141ab55a8
151289200
hexcba1b0

13345200 has 180 divisors, whose sum is σ = 50671608. Its totient is φ = 3225600.

The previous prime is 13345193. The next prime is 13345207. The reversal of 13345200 is 254331.

It is an interprime number because it is at equal distance from previous prime (13345193) and next prime (13345207).

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (13345207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 39432 + ... + 39768.

Almost surely, 213345200 is an apocalyptic number.

13345200 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 13345200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25335804).

13345200 is an abundant number, since it is smaller than the sum of its proper divisors (37326408).

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

13345200 is a wasteful number, since it uses less digits than its factorization.

13345200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 358 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 13345200 is about 3653.1082655733. The cubic root of 13345200 is about 237.1965468853.

Adding to 13345200 its reverse (254331), we get a palindrome (13599531).

The spelling of 13345200 in words is "thirteen million, three hundred forty-five thousand, two hundred".