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14530044040 = 23519160711897
BaseRepresentation
bin11011000100000111…
…01110000010001000
31101111121211201022021
431202003232002020
5214224142402130
610401445134224
71023032223301
oct154203560210
941447751267
1014530044040
116186916166
1229960ba374
1314a7382cc5
149bba4d7a8
155a093337a
hex3620ee088

14530044040 has 64 divisors (see below), whose sum is σ = 34437571200. Its totient is φ = 5502233088.

The previous prime is 14530044019. The next prime is 14530044073. The reversal of 14530044040 is 4044003541.

It is a super-2 number, since 2×145300440402 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14530043996 and 14530044014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215372 + ... + 1227268.

It is an arithmetic number, because the mean of its divisors is an integer number (538087050).

Almost surely, 214530044040 is an apocalyptic number.

14530044040 is a gapful number since it is divisible by the number (10) 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 14530044040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17218785600).

14530044040 is an abundant number, since it is smaller than the sum of its proper divisors (19907527160).

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

14530044040 is a wasteful number, since it uses less digits than its factorization.

14530044040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13534 (or 13530 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 14530044040 its reverse (4044003541), we get a palindrome (18574047581).

The spelling of 14530044040 in words is "fourteen billion, five hundred thirty million, forty-four thousand, forty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 1607 3214 6428 8035 11897 12856 16070 23794 30533 32140 47588 59485 61066 64280 95176 118970 122132 152665 226043 237940 244264 305330 452086 475880 610660 904172 1130215 1221320 1808344 2260430 4520860 9041720 19118479 38236958 76473916 95592395 152947832 191184790 363251101 382369580 726502202 764739160 1453004404 1816255505 2906008808 3632511010 7265022020 14530044040