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12004960 = 2551119359
BaseRepresentation
bin101101110010…
…111001100000
3211120220201011
4231302321200
511033124320
61105150304
7204016612
oct55627140
924526634
1012004960
11685a560
12402b394
132644336
141846db2
1510c205a
hexb72e60

12004960 has 96 divisors (see below), whose sum is σ = 32659200. Its totient is φ = 4124160.

The previous prime is 12004957. The next prime is 12004963. The reversal of 12004960 is 6940021.

12004960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12004957) and next prime (12004963).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004963) 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, 33261 + ... + 33619.

It is an arithmetic number, because the mean of its divisors is an integer number (340200).

Almost surely, 212004960 is an apocalyptic number.

12004960 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 12004960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329600).

12004960 is an abundant number, since it is smaller than the sum of its proper divisors (20654240).

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

12004960 is a wasteful number, since it uses less digits than its factorization.

12004960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 12004960 is about 3464.8174555090. The cubic root of 12004960 is about 228.9743874026.

Adding to 12004960 its reverse (6940021), we get a palindrome (18944981).

The spelling of 12004960 in words is "twelve million, four thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 76 80 88 95 110 152 160 176 190 209 220 304 352 359 380 418 440 608 718 760 836 880 1045 1436 1520 1672 1760 1795 2090 2872 3040 3344 3590 3949 4180 5744 6688 6821 7180 7898 8360 11488 13642 14360 15796 16720 19745 27284 28720 31592 33440 34105 39490 54568 57440 63184 68210 75031 78980 109136 126368 136420 150062 157960 218272 272840 300124 315920 375155 545680 600248 631840 750310 1091360 1200496 1500620 2400992 3001240 6002480 12004960