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12484430 = 257178349
BaseRepresentation
bin101111100111…
…111101001110
3212111021102022
4233213331032
511144000210
61123330142
7211054520
oct57477516
925437368
1012484430
117057812
124220952
13278164a
14192da10
151169155
hexbe7f4e

12484430 has 16 divisors (see below), whose sum is σ = 25682400. Its totient is φ = 4280352.

The previous prime is 12484421. The next prime is 12484441. The reversal of 12484430 is 3448421.

It is a self number, because there is not a number n which added to its sum of digits gives 12484430.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89105 + ... + 89244.

It is an arithmetic number, because the mean of its divisors is an integer number (1605150).

Almost surely, 212484430 is an apocalyptic number.

12484430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12484430 is an abundant number, since it is smaller than the sum of its proper divisors (13197970).

12484430 is a wasteful number, since it uses less digits than its factorization.

12484430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178363.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 12484430 is about 3533.3312893076. The cubic root of 12484430 is about 231.9830422603.

The spelling of 12484430 in words is "twelve million, four hundred eighty-four thousand, four hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 178349 356698 891745 1248443 1783490 2496886 6242215 12484430