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13488000 = 27353281
BaseRepresentation
bin110011011100…
…111110000000
3221101021001120
4303130332000
511423104000
61201032240
7222434421
oct63347600
927337046
1013488000
117682809
124625680
132a43386
141b11648
1512b66a0
hexcdcf80

13488000 has 128 divisors (see below), whose sum is σ = 44871840. Its totient is φ = 3584000.

The previous prime is 13487993. The next prime is 13488001. The reversal of 13488000 is 88431.

13488000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×134880002 = 363852288000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13488001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47860 + ... + 48140.

Almost surely, 213488000 is an apocalyptic number.

13488000 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 13488000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22435920).

13488000 is an abundant number, since it is smaller than the sum of its proper divisors (31383840).

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

13488000 is an equidigital number, since it uses as much as digits as its factorization.

13488000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 13488000 is about 3672.6012579642. The cubic root of 13488000 is about 238.0395857230.

The spelling of 13488000 in words is "thirteen million, four hundred eighty-eight thousand".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 64 75 80 96 100 120 125 128 150 160 192 200 240 250 281 300 320 375 384 400 480 500 562 600 640 750 800 843 960 1000 1124 1200 1405 1500 1600 1686 1920 2000 2248 2400 2810 3000 3200 3372 4000 4215 4496 4800 5620 6000 6744 7025 8000 8430 8992 9600 11240 12000 13488 14050 16000 16860 17984 21075 22480 24000 26976 28100 33720 35125 35968 42150 44960 48000 53952 56200 67440 70250 84300 89920 105375 107904 112400 134880 140500 168600 179840 210750 224800 269760 281000 337200 421500 449600 539520 562000 674400 843000 899200 1124000 1348800 1686000 2248000 2697600 3372000 4496000 6744000 13488000