Base | Representation |
---|---|
bin | 110110110110001001… |
… | …1101000001110111000 |
3 | 102021000101002222122010 |
4 | 1231230103220032320 |
5 | 3412203441424343 |
6 | 130035151525520 |
7 | 11336504461062 |
oct | 1555423501670 |
9 | 367011088563 |
10 | 117781201848 |
11 | 45a50466242 |
12 | 1a9b08298a0 |
13 | b15060365b |
14 | 59b47b4732 |
15 | 30e52c3d33 |
hex | 1b6c4e83b8 |
117781201848 has 64 divisors (see below), whose sum is σ = 304068971520. Its totient is φ = 37979251200.
The previous prime is 117781201829. The next prime is 117781201871. The reversal of 117781201848 is 848102187711.
It is a junction number, because it is equal to n+sod(n) for n = 117781201797 and 117781201806.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1984768 + ... + 2043248.
It is an arithmetic number, because the mean of its divisors is an integer number (4751077680).
Almost surely, 2117781201848 is an apocalyptic number.
It is an amenable number.
117781201848 is an abundant number, since it is smaller than the sum of its proper divisors (186287769672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
117781201848 is a wasteful number, since it uses less digits than its factorization.
117781201848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61228 (or 61224 counting only the distinct ones).
The product of its (nonzero) digits is 200704, while the sum is 48.
The spelling of 117781201848 in words is "one hundred seventeen billion, seven hundred eighty-one million, two hundred one thousand, eight hundred forty-eight".
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