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12428150 = 252735509
BaseRepresentation
bin101111011010…
…001101110110
3212101102012212
4233122031312
511140200100
61122213422
7210431450
oct57321566
925342185
1012428150
1170194a9
1241b4272
132761b47
1419172d0
151157635
hexbda376

12428150 has 24 divisors (see below), whose sum is σ = 26419440. Its totient is φ = 4260960.

The previous prime is 12428137. The next prime is 12428191. The reversal of 12428150 is 5182421.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17405 + ... + 18104.

It is an arithmetic number, because the mean of its divisors is an integer number (1100810).

Almost surely, 212428150 is an apocalyptic number.

12428150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12428150 is an abundant number, since it is smaller than the sum of its proper divisors (13991290).

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

12428150 is a wasteful number, since it uses less digits than its factorization.

12428150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35528 (or 35523 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 12428150 is about 3525.3581378351. The cubic root of 12428150 is about 231.6339227626.

The spelling of 12428150 in words is "twelve million, four hundred twenty-eight thousand, one hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 35509 71018 177545 248563 355090 497126 887725 1242815 1775450 2485630 6214075 12428150