Base | Representation |
---|---|
bin | 11101011010001111101001… |
… | …01001101100000110111111 |
3 | 22110222201102100001201121002 |
4 | 32231013310221230012333 |
5 | 31434102134322121101 |
6 | 345314321241200515 |
7 | 16423333546302206 |
oct | 1655076451540677 |
9 | 273881370051532 |
10 | 64673427145151 |
11 | 19674934655200 |
12 | 7306187a9013b |
13 | 2a118a778a2b6 |
14 | 11d82d3b6823d |
15 | 772486d06d6b |
hex | 3ad1f4a6c1bf |
64673427145151 has 24 divisors (see below), whose sum is σ = 73749321408000. Its totient is φ = 56603988302400.
The previous prime is 64673427145121. The next prime is 64673427145219. The reversal of 64673427145151 is 15154172437646.
It is not a de Polignac number, because 64673427145151 - 238 = 64398549238207 is a prime.
It is a super-4 number, since 4×646734271451514 (a number of 56 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64673427145111) 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, 25180415 + ... + 27629696.
It is an arithmetic number, because the mean of its divisors is an integer number (3072888392000).
Almost surely, 264673427145151 is an apocalyptic number.
64673427145151 is a deficient number, since it is larger than the sum of its proper divisors (9075894262849).
64673427145151 is a wasteful number, since it uses less digits than its factorization.
64673427145151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52810511 (or 52810500 counting only the distinct ones).
The product of its digits is 16934400, while the sum is 56.
The spelling of 64673427145151 in words is "sixty-four trillion, six hundred seventy-three billion, four hundred twenty-seven million, one hundred forty-five thousand, one hundred fifty-one".
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