Base | Representation |
---|---|
bin | 101111100100000000… |
… | …1101000110110000000 |
3 | 100202122022122201121000 |
4 | 1133020001220312000 |
5 | 3133140332323243 |
6 | 114531133132000 |
7 | 10244061461502 |
oct | 1371001506600 |
9 | 322568581530 |
10 | 102140120448 |
11 | 3a354487293 |
12 | 1796662a000 |
13 | 982a006bc2 |
14 | 4d2d391d72 |
15 | 29cc0795d3 |
hex | 17c8068d80 |
102140120448 has 64 divisors (see below), whose sum is σ = 301455226800. Its totient is φ = 34046705664.
The previous prime is 102140120441. The next prime is 102140120543. The reversal of 102140120448 is 844021041201.
102140120448 is a `hidden beast` number, since 1 + 0 + 214 + 0 + 1 + 2 + 0 + 448 = 666.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102140120441) 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, 14773761 + ... + 14780672.
Almost surely, 2102140120448 is an apocalyptic number.
102140120448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
102140120448 is an abundant number, since it is smaller than the sum of its proper divisors (199315106352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102140120448 is an equidigital number, since it uses as much as digits as its factorization.
102140120448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29554456 (or 29554438 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
Adding to 102140120448 its reverse (844021041201), we get a palindrome (946161161649).
The spelling of 102140120448 in words is "one hundred two billion, one hundred forty million, one hundred twenty thousand, four hundred forty-eight".
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