Base | Representation |
---|---|
bin | 111000000100101000… |
… | …0100100100110010000 |
3 | 102111210212222111120202 |
4 | 1300021100210212100 |
5 | 3433102043022230 |
6 | 131152334554332 |
7 | 11461660466003 |
oct | 1601120444620 |
9 | 374725874522 |
10 | 120414423440 |
11 | 47081891633 |
12 | 1b4066689a8 |
13 | b480008a3c |
14 | 5b843c353a |
15 | 31eb567a45 |
hex | 1c09424990 |
120414423440 has 80 divisors (see below), whose sum is σ = 289100067840. Its totient is φ = 46595028480.
The previous prime is 120414423431. The next prime is 120414423487. The reversal of 120414423440 is 44324414021.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8397557 + ... + 8411883.
It is an arithmetic number, because the mean of its divisors is an integer number (3613750848).
Almost surely, 2120414423440 is an apocalyptic number.
120414423440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 120414423440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144550033920).
120414423440 is an abundant number, since it is smaller than the sum of its proper divisors (168685644400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120414423440 is a wasteful number, since it uses less digits than its factorization.
120414423440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17760 (or 17754 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 29.
Adding to 120414423440 its reverse (44324414021), we get a palindrome (164738837461).
The spelling of 120414423440 in words is "one hundred twenty billion, four hundred fourteen million, four hundred twenty-three thousand, four hundred forty".
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