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64303434962 = 213410612
BaseRepresentation
bin111011111000110010…
…001000110011010010
320010222102020221201022
4323320302020303102
52023143134404322
645312433435442
74434333115214
oct737062106322
9203872227638
1064303434962
11252a8681488
121056710bb82
1360aa1b0000
1431802325b4
151a15464942
hexef8c88cd2

64303434962 has 30 divisors (see below), whose sum is σ = 104591378409. Its totient is φ = 29650536240.

The previous prime is 64303434953. The next prime is 64303434967. The reversal of 64303434962 is 26943430346.

64303434962 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 21702887761 + 42600547201 = 147319^2 + 206399^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=179309.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64303434967) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 60605912 + ... + 60606972.

Almost surely, 264303434962 is an apocalyptic number.

64303434962 is a deficient number, since it is larger than the sum of its proper divisors (40287943447).

64303434962 is an frugal number, since it uses more digits than its factorization.

64303434962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176 (or 1076 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 64303434962 in words is "sixty-four billion, three hundred three million, four hundred thirty-four thousand, nine hundred sixty-two".

Divisors: 1 2 13 26 169 338 1061 2122 2197 4394 13793 27586 28561 57122 179309 358618 1125721 2251442 2331017 4662034 14634373 29268746 30303221 60606442 190246849 380493698 2473209037 4946418074 32151717481 64303434962