Base | Representation |
---|---|
bin | 100001110000100000000100… |
… | …111011000100100100101101 |
3 | 201110200110011212202200212000 |
4 | 201300200010323010210231 |
5 | 123430002003043112341 |
6 | 1243433254243002513 |
7 | 43162332064222302 |
oct | 4160400473044455 |
9 | 643613155680760 |
10 | 148468512082221 |
11 | 43341162560231 |
12 | 1479a238369439 |
13 | 64ac69ca387c6 |
14 | 2893cb2ca90a9 |
15 | 12270179eb8b6 |
hex | 870804ec492d |
148468512082221 has 64 divisors (see below), whose sum is σ = 230873971852800. Its totient is φ = 94117173308928.
The previous prime is 148468512082211. The next prime is 148468512082259. The reversal of 148468512082221 is 122280215864841.
148468512082221 is a `hidden beast` number, since 1 + 4 + 8 + 46 + 8 + 512 + 0 + 82 + 2 + 2 + 1 = 666.
It is not a de Polignac number, because 148468512082221 - 215 = 148468512049453 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148468512082211) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75368995 + ... + 77313791.
It is an arithmetic number, because the mean of its divisors is an integer number (3607405810200).
Almost surely, 2148468512082221 is an apocalyptic number.
It is an amenable number.
148468512082221 is a deficient number, since it is larger than the sum of its proper divisors (82405459770579).
148468512082221 is a wasteful number, since it uses less digits than its factorization.
148468512082221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1945555 (or 1945549 counting only the distinct ones).
The product of its (nonzero) digits is 3932160, while the sum is 54.
The spelling of 148468512082221 in words is "one hundred forty-eight trillion, four hundred sixty-eight billion, five hundred twelve million, eighty-two thousand, two hundred twenty-one".
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