Base | Representation |
---|---|
bin | 11011110101111111110… |
… | …110101010100101110100 |
3 | 20202220211111222121210211 |
4 | 123311333312222211310 |
5 | 222322123300432010 |
6 | 4023001211555204 |
7 | 255144654154336 |
oct | 33657766524564 |
9 | 6686744877724 |
10 | 1913405483380 |
11 | 67851a570876 |
12 | 26a9b775bb04 |
13 | 10b583137a21 |
14 | 68875d89456 |
15 | 34b8aadd08a |
hex | 1bd7fdaa974 |
1913405483380 has 24 divisors (see below), whose sum is σ = 4018188188448. Its totient is φ = 765355207968.
The previous prime is 1913405483351. The next prime is 1913405483413. The reversal of 1913405483380 is 833845043191.
It is a super-2 number, since 2×19134054833802 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2196987 + ... + 2941693.
It is an arithmetic number, because the mean of its divisors is an integer number (167424507852).
Almost surely, 21913405483380 is an apocalyptic number.
1913405483380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1913405483380 is an abundant number, since it is smaller than the sum of its proper divisors (2104782705068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1913405483380 is a wasteful number, since it uses less digits than its factorization.
1913405483380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 873183 (or 873181 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 49.
The spelling of 1913405483380 in words is "one trillion, nine hundred thirteen billion, four hundred five million, four hundred eighty-three thousand, three hundred eighty".
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