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14985854042 = 217868150773
BaseRepresentation
bin11011111010011100…
…11111110001011010
31102200101112021002012
431331032133301122
5221142334312132
610515010505522
71040235441365
oct157516376132
942611467065
1014985854042
1163a013aa45
122aa28952a2
13154a935373
14a223c10dc
155ca96d0b2
hex37d39fc5a

14985854042 has 16 divisors (see below), whose sum is σ = 23804272872. Its totient is φ = 7051215360.

The previous prime is 14985854041. The next prime is 14985854069. The reversal of 14985854042 is 24045858941.

It can be written as a sum of positive squares in 4 ways, for example, as 14915981161 + 69872881 = 122131^2 + 8359^2 .

It is not an unprimeable number, because it can be changed into a prime (14985854041) 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, 269768 + ... + 320540.

Almost surely, 214985854042 is an apocalyptic number.

14985854042 is a deficient number, since it is larger than the sum of its proper divisors (8818418830).

14985854042 is a wasteful number, since it uses less digits than its factorization.

14985854042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59473.

The product of its (nonzero) digits is 1843200, while the sum is 50.

The spelling of 14985854042 in words is "fourteen billion, nine hundred eighty-five million, eight hundred fifty-four thousand, forty-two".

Divisors: 1 2 17 34 8681 17362 50773 101546 147577 295154 863141 1726282 440760413 881520826 7492927021 14985854042