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13457200 = 2452171979
BaseRepresentation
bin110011010101…
…011100110000
3221022200210211
4303111130300
511421112300
61200233504
7222245551
oct63253460
927280724
1013457200
117661659
12460b894
132a32353
141b04328
1512ac4ba
hexcd5730

13457200 has 60 divisors (see below), whose sum is σ = 34250040. Its totient is φ = 5063680.

The previous prime is 13457173. The next prime is 13457201. The reversal of 13457200 is 275431.

13457200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×134572003 (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13457201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5811 + ... + 7789.

It is an arithmetic number, because the mean of its divisors is an integer number (570834).

Almost surely, 213457200 is an apocalyptic number.

13457200 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 13457200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17125020).

13457200 is an abundant number, since it is smaller than the sum of its proper divisors (20792840).

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

13457200 is a wasteful number, since it uses less digits than its factorization.

13457200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014 (or 2003 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 13457200 is about 3668.4056482347. The cubic root of 13457200 is about 237.8582589401.

The spelling of 13457200 in words is "thirteen million, four hundred fifty-seven thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 17 20 25 34 40 50 68 80 85 100 136 170 200 272 340 400 425 680 850 1360 1700 1979 3400 3958 6800 7916 9895 15832 19790 31664 33643 39580 49475 67286 79160 98950 134572 158320 168215 197900 269144 336430 395800 538288 672860 791600 841075 1345720 1682150 2691440 3364300 6728600 13457200