Base | Representation |
---|---|
bin | 11101001000011101111001… |
… | …10001101000000100010101 |
3 | 22101211022210001012111012211 |
4 | 32210032330301220010111 |
5 | 31344100203203024441 |
6 | 344125542032513421 |
7 | 16331241025206610 |
oct | 1644167461500425 |
9 | 271738701174184 |
10 | 64062604345621 |
11 | 19459886054192 |
12 | 72279186ab871 |
13 | 2999101838ccb |
14 | 11b690a37d177 |
15 | 761636c4da81 |
hex | 3a43bcc68115 |
64062604345621 has 8 divisors (see below), whose sum is σ = 74245593769344. Its totient is φ = 54137412122640.
The previous prime is 64062604345603. The next prime is 64062604345673. The reversal of 64062604345621 is 12654340626046.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64062604345621 - 217 = 64062604214549 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64062604345681) 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, 64449299650 + ... + 64449300643.
It is an arithmetic number, because the mean of its divisors is an integer number (9280699221168).
Almost surely, 264062604345621 is an apocalyptic number.
It is an amenable number.
64062604345621 is a deficient number, since it is larger than the sum of its proper divisors (10182989423723).
64062604345621 is a wasteful number, since it uses less digits than its factorization.
64062604345621 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128898600371.
The product of its (nonzero) digits is 4976640, while the sum is 49.
The spelling of 64062604345621 in words is "sixty-four trillion, sixty-two billion, six hundred four million, three hundred forty-five thousand, six hundred twenty-one".
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