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12430041554 = 27887860111
BaseRepresentation
bin10111001001110001…
…10110000111010010
31012002021022112110102
423210320312013102
5200424042312204
65413230532402
7620012416130
oct134470660722
935067275412
1012430041554
1152a9486217
1224aa967102
131231293c98
1485cba2750
154cb3ba41e
hex2e4e361d2

12430041554 has 8 divisors (see below), whose sum is σ = 21308642688. Its totient is φ = 5327160660.

The previous prime is 12430041529. The next prime is 12430041587. The reversal of 12430041554 is 45514003421.

12430041554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 443930042 + ... + 443930069.

It is an arithmetic number, because the mean of its divisors is an integer number (2663580336).

Almost surely, 212430041554 is an apocalyptic number.

12430041554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12430041554 is a deficient number, since it is larger than the sum of its proper divisors (8878601134).

12430041554 is an equidigital number, since it uses as much as digits as its factorization.

12430041554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887860120.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 12430041554 its reverse (45514003421), we get a palindrome (57944044975).

The spelling of 12430041554 in words is "twelve billion, four hundred thirty million, forty-one thousand, five hundred fifty-four".

Divisors: 1 2 7 14 887860111 1775720222 6215020777 12430041554