Base | Representation |
---|---|
bin | 100001101110001000000011… |
… | …111011100111100101001001 |
3 | 201110002211212102101201002100 |
4 | 201232020003323213211021 |
5 | 123414313211343104040 |
6 | 1243230301432224013 |
7 | 43144463154254463 |
oct | 4156100373474511 |
9 | 643084772351070 |
10 | 148305286691145 |
11 | 43288a12032011 |
12 | 1477268453b009 |
13 | 649a1894b016c |
14 | 288a02ac7b133 |
15 | 1222b62ce7b30 |
hex | 86e203ee7949 |
148305286691145 has 96 divisors (see below), whose sum is σ = 258546940928640. Its totient is φ = 78641045683200.
The previous prime is 148305286691131. The next prime is 148305286691173. The reversal of 148305286691145 is 541196682503841.
It is a happy number.
148305286691145 is a `hidden beast` number, since 1 + 4 + 8 + 3 + 0 + 528 + 6 + 6 + 91 + 14 + 5 = 666.
It is not a de Polignac number, because 148305286691145 - 211 = 148305286689097 is a prime.
It is a super-2 number, since 2×1483052866911452 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8061375087 + ... + 8061393483.
It is an arithmetic number, because the mean of its divisors is an integer number (2693197301340).
Almost surely, 2148305286691145 is an apocalyptic number.
148305286691145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
148305286691145 is a deficient number, since it is larger than the sum of its proper divisors (110241654237495).
148305286691145 is a wasteful number, since it uses less digits than its factorization.
148305286691145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20215 (or 20212 counting only the distinct ones).
The product of its (nonzero) digits is 49766400, while the sum is 63.
The spelling of 148305286691145 in words is "one hundred forty-eight trillion, three hundred five billion, two hundred eighty-six million, six hundred ninety-one thousand, one hundred forty-five".
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