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14257380788 = 2271792844649
BaseRepresentation
bin11010100011100111…
…00101110110110100
31100210121202222122022
431101303211312310
5213144342141123
610314425052312
71013211510560
oct152163456664
940717688568
1014257380788
116056a13232
12291a927098
131462a36bc1
149937546a0
15586a241c8
hex351ce5db4

14257380788 has 24 divisors (see below), whose sum is σ = 28674072000. Its totient is φ = 6076168128.

The previous prime is 14257380703. The next prime is 14257380817. The reversal of 14257380788 is 88708375241.

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 7 ways as a sum of consecutive naturals, for example, 1417313 + ... + 1427336.

It is an arithmetic number, because the mean of its divisors is an integer number (1194753000).

Almost surely, 214257380788 is an apocalyptic number.

It is an amenable number.

14257380788 is an abundant number, since it is smaller than the sum of its proper divisors (14416691212).

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

14257380788 is a wasteful number, since it uses less digits than its factorization.

14257380788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2844839 (or 2844837 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 53.

The spelling of 14257380788 in words is "fourteen billion, two hundred fifty-seven million, three hundred eighty thousand, seven hundred eighty-eight".

Divisors: 1 2 4 7 14 28 179 358 716 1253 2506 5012 2844649 5689298 11378596 19912543 39825086 79650172 509192171 1018384342 2036768684 3564345197 7128690394 14257380788