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12339120 = 243551413
BaseRepresentation
bin101111000100…
…011110110000
3212012220002110
4233010132300
511124322440
61120245320
7206611053
oct57043660
925186073
1012339120
116a68622
124170840
132730471
1418d2a9a
15113b080
hexbc47b0

12339120 has 40 divisors (see below), whose sum is σ = 38252016. Its totient is φ = 3290368.

The previous prime is 12339097. The next prime is 12339143. The reversal of 12339120 is 2193321.

It is a happy number.

12339120 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 (12339097) and next prime (12339143).

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25467 + ... + 25946.

Almost surely, 212339120 is an apocalyptic number.

12339120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12339120 is an abundant number, since it is smaller than the sum of its proper divisors (25912896).

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

12339120 is a wasteful number, since it uses less digits than its factorization.

12339120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51429 (or 51423 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 12339120 is about 3512.7083568096. The cubic root of 12339120 is about 231.0794876466.

The spelling of 12339120 in words is "twelve million, three hundred thirty-nine thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 51413 102826 154239 205652 257065 308478 411304 514130 616956 771195 822608 1028260 1233912 1542390 2056520 2467824 3084780 4113040 6169560 12339120