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12074790 = 2357134423
BaseRepresentation
bin101110000011…
…111100100110
3211201110111110
4232003330212
511042343130
61110445450
7204430320
oct56037446
924643443
1012074790
1168a7a72
124063886
13266a060
141864610
1510d7ab0
hexb83f26

12074790 has 64 divisors (see below), whose sum is σ = 35675136. Its totient is φ = 2547072.

The previous prime is 12074789. The next prime is 12074801. The reversal of 12074790 is 9747021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519 + ... + 4941.

It is an arithmetic number, because the mean of its divisors is an integer number (557424).

Almost surely, 212074790 is an apocalyptic number.

12074790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12074790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17837568).

12074790 is an abundant number, since it is smaller than the sum of its proper divisors (23600346).

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

12074790 is a wasteful number, since it uses less digits than its factorization.

12074790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4453.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 12074790 is about 3474.8798540381. The cubic root of 12074790 is about 229.4174925669.

The spelling of 12074790 in words is "twelve million, seventy-four thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 105 130 182 195 210 273 390 455 546 910 1365 2730 4423 8846 13269 22115 26538 30961 44230 57499 61922 66345 92883 114998 132690 154805 172497 185766 287495 309610 344994 402493 464415 574990 804986 862485 928830 1207479 1724970 2012465 2414958 4024930 6037395 12074790