Base | Representation |
---|---|
bin | 1110001100010001010… |
… | …1000000001101100001 |
3 | 212022022200022100000001 |
4 | 3203010111000031201 |
5 | 12443311333240201 |
6 | 304001121300001 |
7 | 23420613611044 |
oct | 3430425001541 |
9 | 768280270001 |
10 | 243812008801 |
11 | 94444582939 |
12 | 3b304194601 |
13 | 19cb7081b3a |
14 | bb2ca68c5b |
15 | 651e94a301 |
hex | 38c4540361 |
243812008801 has 8 divisors (see below), whose sum is σ = 251052737544. Its totient is φ = 236632903680.
The previous prime is 243812008789. The next prime is 243812008823. The reversal of 243812008801 is 108800218342.
It can be written as a sum of positive squares in 4 ways, for example, as 1673219025 + 242138789776 = 40905^2 + 492076^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 243812008801 - 27 = 243812008673 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (243812008301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15397876 + ... + 15413701.
It is an arithmetic number, because the mean of its divisors is an integer number (31381592193).
Almost surely, 2243812008801 is an apocalyptic number.
It is an amenable number.
243812008801 is a deficient number, since it is larger than the sum of its proper divisors (7240728743).
243812008801 is a wasteful number, since it uses less digits than its factorization.
243812008801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30811811.
The product of its (nonzero) digits is 24576, while the sum is 37.
The spelling of 243812008801 in words is "two hundred forty-three billion, eight hundred twelve million, eight thousand, eight hundred one".
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