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64064311014 = 2311432524971
BaseRepresentation
bin111011101010100001…
…111100111011100110
320010100202022012022210
4323222201330323212
52022200430423024
645233012304250
74425400441644
oct735241747346
9203322265283
1064064311014
11251956a7090
12104bb012086
13606c7a7b52
14315a588194
1519ee47d129
hexeea87cee6

64064311014 has 48 divisors (see below), whose sum is σ = 143103167424. Its totient is φ = 18961916400.

The previous prime is 64064310983. The next prime is 64064311019. The reversal of 64064311014 is 41011346046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64064311019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140452 + ... + 384519.

It is an arithmetic number, because the mean of its divisors is an integer number (2981315988).

Almost surely, 264064311014 is an apocalyptic number.

64064311014 is an abundant number, since it is smaller than the sum of its proper divisors (79038856410).

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

64064311014 is a wasteful number, since it uses less digits than its factorization.

64064311014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525073 (or 525030 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 64064311014 in words is "sixty-four billion, sixty-four million, three hundred eleven thousand, fourteen".

Divisors: 1 2 3 6 11 22 33 43 66 86 129 258 473 946 1419 1849 2838 3698 5547 11094 20339 40678 61017 122034 524971 1049942 1574913 3149826 5774681 11549362 17324043 22573753 34648086 45147506 67721259 135442518 248311283 496622566 744933849 970671379 1489867698 1941342758 2912014137 5824028274 10677385169 21354770338 32032155507 64064311014