Base | Representation |
---|---|
bin | 1010101001010011111001… |
… | …01100101110100100000000 |
3 | 10001212221102201120021000000 |
4 | 11110221330230232210000 |
5 | 11032020442422104130 |
6 | 121442130124000000 |
7 | 4634202202453560 |
oct | 524517454564400 |
9 | 101787381507000 |
10 | 23409663863040 |
11 | 7505a89a64484 |
12 | 2760b49090000 |
13 | 100a6a25cb210 |
14 | 5ad06897ada0 |
15 | 2a8e145d5260 |
hex | 154a7cb2e900 |
23409663863040 has 2016 divisors, whose sum is σ = 106283727680256. Its totient is φ = 4805045452800.
The previous prime is 23409663863023. The next prime is 23409663863071. The reversal of 23409663863040 is 4036836690432.
It is a tau number, because it is divible by the number of its divisors (2016).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 3141811315 + ... + 3141818765.
It is an arithmetic number, because the mean of its divisors is an integer number (52720103016).
Almost surely, 223409663863040 is an apocalyptic number.
23409663863040 is a gapful number since it is divisible by the number (20) 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 23409663863040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53141863840128).
23409663863040 is an abundant number, since it is smaller than the sum of its proper divisors (82874063817216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23409663863040 is an equidigital number, since it uses as much as digits as its factorization.
23409663863040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7547 (or 7518 counting only the distinct ones).
The product of its (nonzero) digits is 13436928, while the sum is 54.
The spelling of 23409663863040 in words is "twenty-three trillion, four hundred nine billion, six hundred sixty-three million, eight hundred sixty-three thousand, forty".
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