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14216854542 = 231110311931753
BaseRepresentation
bin11010011110110001…
…11111110000001110
31100200210112001002020
431033120333300032
5213104003321132
610310420311010
71012210161342
oct151730776016
940623461066
1014216854542
116036053270
122909242466
131457517987
1498c205622
155831bb52c
hex34f63fc0e

14216854542 has 64 divisors (see below), whose sum is σ = 31363877376. Its totient is φ = 4260303360.

The previous prime is 14216854513. The next prime is 14216854559. The reversal of 14216854542 is 24545861241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 14216854494 and 14216854503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8109138 + ... + 8110890.

It is an arithmetic number, because the mean of its divisors is an integer number (490060584).

Almost surely, 214216854542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14216854542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15681938688).

14216854542 is an abundant number, since it is smaller than the sum of its proper divisors (17147022834).

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

14216854542 is a wasteful number, since it uses less digits than its factorization.

14216854542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065.

The product of its digits is 307200, while the sum is 42.

The spelling of 14216854542 in words is "fourteen billion, two hundred sixteen million, eight hundred fifty-four thousand, five hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 103 206 309 618 1133 1193 1753 2266 2386 3399 3506 3579 5259 6798 7158 10518 13123 19283 26246 38566 39369 57849 78738 115698 122879 180559 245758 361118 368637 541677 737274 1083354 1351669 1986149 2091329 2703338 3972298 4055007 4182658 5958447 6273987 8110014 11916894 12547974 23004619 46009238 69013857 138027714 215406887 430813774 646220661 1292441322 2369475757 4738951514 7108427271 14216854542