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12040928 = 253171187
BaseRepresentation
bin101101111011…
…101011100000
3211122202001022
4231323223200
511040302203
61110025012
7204226514
oct55735340
924582038
1012040928
116884589
124048168
132657813
141856144
1510cca38
hexb7bae0

12040928 has 24 divisors (see below), whose sum is σ = 23800392. Its totient is φ = 5996416.

The previous prime is 12040909. The next prime is 12040957. The reversal of 12040928 is 82904021.

It is a junction number, because it is equal to n+sod(n) for n = 12040897 and 12040906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9551 + ... + 10737.

It is an arithmetic number, because the mean of its divisors is an integer number (991683).

Almost surely, 212040928 is an apocalyptic number.

It is an amenable number.

12040928 is a deficient number, since it is larger than the sum of its proper divisors (11759464).

12040928 is a wasteful number, since it uses less digits than its factorization.

12040928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514 (or 1506 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 12040928 is about 3470.0040345798. The cubic root of 12040928 is about 229.2028357384.

Adding to 12040928 its reverse (82904021), we get a palindrome (94944949).

The spelling of 12040928 in words is "twelve million, forty thousand, nine hundred twenty-eight".

Divisors: 1 2 4 8 16 32 317 634 1187 1268 2374 2536 4748 5072 9496 10144 18992 37984 376279 752558 1505116 3010232 6020464 12040928