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14715503140 = 2251356598089
BaseRepresentation
bin11011011010001110…
…01100001000100100
31101222112211000100211
431231013030020210
5220114132100030
610432112145204
71030443466342
oct155507141044
941875730324
1014715503140
116271577348
122a28238204
131506918910
149d8528992
155b1d6912a
hex36d1cc224

14715503140 has 24 divisors (see below), whose sum is σ = 33279676920. Its totient is φ = 5433416448.

The previous prime is 14715503087. The next prime is 14715503141. The reversal of 14715503140 is 4130551741.

It can be written as a sum of positive squares in 4 ways, for example, as 842724 + 14714660416 = 918^2 + 121304^2 .

It is not an unprimeable number, because it can be changed into a prime (14715503141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28298785 + ... + 28299304.

It is an arithmetic number, because the mean of its divisors is an integer number (1386653205).

Almost surely, 214715503140 is an apocalyptic number.

14715503140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14715503140 is an abundant number, since it is smaller than the sum of its proper divisors (18564173780).

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

14715503140 is a wasteful number, since it uses less digits than its factorization.

14715503140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56598111 (or 56598109 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The spelling of 14715503140 in words is "fourteen billion, seven hundred fifteen million, five hundred three thousand, one hundred forty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 56598089 113196178 226392356 282990445 565980890 735775157 1131961780 1471550314 2943100628 3678875785 7357751570 14715503140