Base | Representation |
---|---|
bin | 11101010110010001101011… |
… | …10110111000011001100010 |
3 | 22110111200111012221021212222 |
4 | 32223020311312320121202 |
5 | 31424333421013401210 |
6 | 345131532023151042 |
7 | 16410436026155000 |
oct | 1653106566703142 |
9 | 273450435837788 |
10 | 64537082168930 |
11 | 19622028451578 |
12 | 72a38762a5482 |
13 | 2a01a89202387 |
14 | 11d187bb2da70 |
15 | 76db56e15655 |
hex | 3ab235db8662 |
64537082168930 has 32 divisors (see below), whose sum is σ = 135471426134400. Its totient is φ = 22126999599600.
The previous prime is 64537082168837. The next prime is 64537082168963. The reversal of 64537082168930 is 3986128073546.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9407734496 + ... + 9407741355.
It is an arithmetic number, because the mean of its divisors is an integer number (4233482066700).
It is a 1-persistent number, because it is pandigital, but 2⋅64537082168930 = 129074164337860 is not.
Almost surely, 264537082168930 is an apocalyptic number.
64537082168930 is an abundant number, since it is smaller than the sum of its proper divisors (70934343965470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64537082168930 is a wasteful number, since it uses less digits than its factorization.
64537082168930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18815475879 (or 18815475865 counting only the distinct ones).
The product of its (nonzero) digits is 52254720, while the sum is 62.
The spelling of 64537082168930 in words is "sixty-four trillion, five hundred thirty-seven billion, eighty-two million, one hundred sixty-eight thousand, nine hundred thirty".
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