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12470024 = 237222679
BaseRepresentation
bin101111100100…
…011100001000
3212110112122202
4233210130020
511143020044
61123135332
7210664520
oct57443410
925415582
1012470024
117047a06
124214548
132777c18
141928680
151164c4e
hexbe4708

12470024 has 16 divisors (see below), whose sum is σ = 26721600. Its totient is φ = 5344272.

The previous prime is 12470009. The next prime is 12470041. The reversal of 12470024 is 42007421.

It is a junction number, because it is equal to n+sod(n) for n = 12469978 and 12470005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111284 + ... + 111395.

It is an arithmetic number, because the mean of its divisors is an integer number (1670100).

Almost surely, 212470024 is an apocalyptic number.

12470024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12470024 is an abundant number, since it is smaller than the sum of its proper divisors (14251576).

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

12470024 is a wasteful number, since it uses less digits than its factorization.

12470024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222692 (or 222688 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 12470024 is about 3531.2921147931. The cubic root of 12470024 is about 231.8937781670.

Adding to 12470024 its reverse (42007421), we get a palindrome (54477445).

The spelling of 12470024 in words is "twelve million, four hundred seventy thousand, twenty-four".

Divisors: 1 2 4 7 8 14 28 56 222679 445358 890716 1558753 1781432 3117506 6235012 12470024