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12074430 = 2352771453
BaseRepresentation
bin101110000011…
…110110111110
3211201110000010
4232003312332
511042340210
61110444050
7204426264
oct56036676
924643003
1012074430
1168a7775
124063626
132669b44
141864434
1510d7920
hexb83dbe

12074430 has 32 divisors (see below), whose sum is σ = 29103264. Its totient is φ = 3206016.

The previous prime is 12074429. The next prime is 12074431. The reversal of 12074430 is 3447021.

It is an interprime number because it is at equal distance from previous prime (12074429) and next prime (12074431).

It is a junction number, because it is equal to n+sod(n) for n = 12074397 and 12074406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12074431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7584 + ... + 9036.

It is an arithmetic number, because the mean of its divisors is an integer number (909477).

Almost surely, 212074430 is an apocalyptic number.

12074430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12074430 is an abundant number, since it is smaller than the sum of its proper divisors (17028834).

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

12074430 is a wasteful number, since it uses less digits than its factorization.

12074430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 12074430 is about 3474.8280532999. The cubic root of 12074430 is about 229.4152125792.

The spelling of 12074430 in words is "twelve million, seventy-four thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 277 554 831 1385 1453 1662 2770 2906 4155 4359 7265 8310 8718 14530 21795 43590 402481 804962 1207443 2012405 2414886 4024810 6037215 12074430