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513214213134142 = 21324937307552207
BaseRepresentation
bin111010010110000111111111…
…0110111100001011100111110
32111022010210120220212212212001
41310230033332313201130332
51014232000202030243032
65015303204341132514
7213046334426351212
oct16454177667413476
92438123526785761
10513214213134142
11139586a1a935813
12496884296ba13a
1319049b7b182700
1490a39b407a942
153e4ed2d1dd3e7
hex1d2c3fede173e

513214213134142 has 24 divisors (see below), whose sum is σ = 833762348904096. Its totient is φ = 236820119455296.

The previous prime is 513214213134131. The next prime is 513214213134163. The reversal of 513214213134142 is 241431312412315.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152107398 + ... + 155444809.

It is an arithmetic number, because the mean of its divisors is an integer number (34740097871004).

Almost surely, 2513214213134142 is an apocalyptic number.

513214213134142 is a deficient number, since it is larger than the sum of its proper divisors (320548135769954).

513214213134142 is a wasteful number, since it uses less digits than its factorization.

513214213134142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307557172 (or 307557159 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

Adding to 513214213134142 its reverse (241431312412315), we get a palindrome (754645525546457).

The spelling of 513214213134142 in words is "five hundred thirteen trillion, two hundred fourteen billion, two hundred thirteen million, one hundred thirty-four thousand, one hundred forty-two".

Divisors: 1 2 13 26 169 338 4937 9874 64181 128362 834353 1668706 307552207 615104414 3998178691 7996357382 51976322983 103952645966 1518385245959 3036770491918 19739008197467 39478016394934 256607106567071 513214213134142