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42403030124000 = 2553713971119971
BaseRepresentation
bin10011010010000101110011…
…00011000100010111100000
312120010200122002001110222012
421221002321203010113200
521024212401202432000
6230103403315332052
711634342421061420
oct1151027143042740
9176120562043865
1042403030124000
111256902a073267
124909ba8bb1028
131a8778616ac40
14a68463736480
154d8000637735
hex2690b98c45e0

42403030124000 has 384 divisors, whose sum is σ = 128359889409024. Its totient is φ = 13405927680000.

The previous prime is 42403030123973. The next prime is 42403030124069. The reversal of 42403030124000 is 42103030424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 353384015 + ... + 353503985.

It is an arithmetic number, because the mean of its divisors is an integer number (334270545336).

Almost surely, 242403030124000 is an apocalyptic number.

42403030124000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42403030124000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64179944704512).

42403030124000 is an abundant number, since it is smaller than the sum of its proper divisors (85956859285024).

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

42403030124000 is a wasteful number, since it uses less digits than its factorization.

42403030124000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120987 (or 120969 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 42403030124000 its reverse (42103030424), we get a palindrome (42445133154424).

The spelling of 42403030124000 in words is "forty-two trillion, four hundred three billion, thirty million, one hundred twenty-four thousand".