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12475030 = 251737211
BaseRepresentation
bin101111100101…
…101010010110
3212110210112011
4233211222112
511143200110
61123214434
7211015231
oct57455226
925423464
1012475030
117050747
12421741a
13277a299
14192a418
15116648a
hexbe5a96

12475030 has 16 divisors (see below), whose sum is σ = 22587984. Its totient is φ = 4960480.

The previous prime is 12475027. The next prime is 12475097. The reversal of 12475030 is 3057421.

It is a junction number, because it is equal to n+sod(n) for n = 12474992 and 12475010.

It is a congruent number.

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, 1876 + ... + 5335.

It is an arithmetic number, because the mean of its divisors is an integer number (1411749).

Almost surely, 212475030 is an apocalyptic number.

12475030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12475030 is a deficient number, since it is larger than the sum of its proper divisors (10112954).

12475030 is a wasteful number, since it uses less digits than its factorization.

12475030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7391.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 12475030 is about 3532.0008493770. Note that the first 3 decimals coincide. The cubic root of 12475030 is about 231.9248047030.

The spelling of 12475030 in words is "twelve million, four hundred seventy-five thousand, thirty".

Divisors: 1 2 5 10 173 346 865 1730 7211 14422 36055 72110 1247503 2495006 6237515 12475030