Base | Representation |
---|---|
bin | 1010101010100000001110… |
… | …11100110111000010011100 |
3 | 10002000212012212111222122000 |
4 | 11111100013130313002130 |
5 | 11033203410442122030 |
6 | 121513024522522300 |
7 | 4640152610600511 |
oct | 525200734670234 |
9 | 102025185458560 |
10 | 23450646442140 |
11 | 75213aa617765 |
12 | 2768a86066390 |
13 | 10115040cb418 |
14 | 5b103583d308 |
15 | 2aa0124ab860 |
hex | 15540773709c |
23450646442140 has 192 divisors, whose sum is σ = 73890795525120. Its totient is φ = 6173913726720.
The previous prime is 23450646442123. The next prime is 23450646442159. The reversal of 23450646442140 is 4124464605432.
23450646442140 is a `hidden beast` number, since 2 + 3 + 4 + 5 + 0 + 6 + 464 + 42 + 140 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16236945 + ... + 17622135.
It is an arithmetic number, because the mean of its divisors is an integer number (384847893360).
Almost surely, 223450646442140 is an apocalyptic number.
23450646442140 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 23450646442140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36945397762560).
23450646442140 is an abundant number, since it is smaller than the sum of its proper divisors (50440149082980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23450646442140 is a wasteful number, since it uses less digits than its factorization.
23450646442140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1385609 (or 1385601 counting only the distinct ones).
The product of its (nonzero) digits is 2211840, while the sum is 45.
The spelling of 23450646442140 in words is "twenty-three trillion, four hundred fifty billion, six hundred forty-six million, four hundred forty-two thousand, one hundred forty".
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