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14554381660 = 2257137996913
BaseRepresentation
bin11011000111000001…
…00011110101011100
31101120022122012020121
431203200203311130
5214301410203120
610404114524324
71023446126410
oct154340436534
941508565217
1014554381660
1161996293a5
1229a22966a4
1314ac424870
149c0d86d40
155a2b3e5aa
hex363823d5c

14554381660 has 48 divisors (see below), whose sum is σ = 37617483456. Its totient is φ = 4606221312.

The previous prime is 14554381637. The next prime is 14554381697. The reversal of 14554381660 is 6618345541.

14554381660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 3996637 + ... + 4000276.

It is an arithmetic number, because the mean of its divisors is an integer number (783697572).

Almost surely, 214554381660 is an apocalyptic number.

14554381660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14554381660 is an abundant number, since it is smaller than the sum of its proper divisors (23063101796).

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

14554381660 is a wasteful number, since it uses less digits than its factorization.

14554381660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7996942 (or 7996940 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 14554381660 in words is "fourteen billion, five hundred fifty-four million, three hundred eighty-one thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 7996913 15993826 31987652 39984565 55978391 79969130 103959869 111956782 159938260 207919738 223913564 279891955 415839476 519799345 559783910 727719083 1039598690 1119567820 1455438166 2079197380 2910876332 3638595415 7277190830 14554381660