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14868748688 = 242989360053
BaseRepresentation
bin11011101100011111…
…10001100110010000
31102101020011200201212
431312033301212100
5220422344424223
610455224515252
71034314164353
oct156617614620
942336150655
1014868748688
116340025a62
122a6b61bb28
13152c5b2b61
14a10a1a29a
155c053a278
hex3763f1990

14868748688 has 40 divisors (see below), whose sum is σ = 30136519800. Its totient is φ = 7097345024.

The previous prime is 14868748663. The next prime is 14868748759. The reversal of 14868748688 is 88684786841.

It can be written as a sum of positive squares in 4 ways, for example, as 2178275584 + 12690473104 = 46672^2 + 112652^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138731 + ... + 221322.

It is an arithmetic number, because the mean of its divisors is an integer number (753412995).

Almost surely, 214868748688 is an apocalyptic number.

It is an amenable number.

14868748688 is an abundant number, since it is smaller than the sum of its proper divisors (15267771112).

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

14868748688 is a wasteful number, since it uses less digits than its factorization.

14868748688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360179 (or 360173 counting only the distinct ones).

The product of its digits is 132120576, while the sum is 68.

The spelling of 14868748688 in words is "fourteen billion, eight hundred sixty-eight million, seven hundred forty-eight thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 16 29 58 89 116 178 232 356 464 712 1424 2581 5162 10324 20648 41296 360053 720106 1440212 2880424 5760848 10441537 20883074 32044717 41766148 64089434 83532296 128178868 167064592 256357736 512715472 929296793 1858593586 3717187172 7434374344 14868748688