Base | Representation |
---|---|
bin | 1011110110010111001… |
… | …01011100111000100101 |
3 | 1102220220110110220010222 |
4 | 11323023211130320211 |
5 | 23132311441041214 |
6 | 511012205054125 |
7 | 41262241206362 |
oct | 5731345347045 |
9 | 1386813426128 |
10 | 407142518309 |
11 | 14773937909a |
12 | 66aa7257345 |
13 | 2c516323937 |
14 | 159c4a1b469 |
15 | a8cd9b538e |
hex | 5ecb95ce25 |
407142518309 has 8 divisors (see below), whose sum is σ = 407310496320. Its totient is φ = 406974585600.
The previous prime is 407142518287. The next prime is 407142518323. The reversal of 407142518309 is 903815241704.
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 407142518309 - 236 = 338423041573 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 407142518309.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (407142518359) 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, 43863749 + ... + 43873029.
It is an arithmetic number, because the mean of its divisors is an integer number (50913812040).
Almost surely, 2407142518309 is an apocalyptic number.
It is an amenable number.
407142518309 is a deficient number, since it is larger than the sum of its proper divisors (167978011).
407142518309 is an equidigital number, since it uses as much as digits as its factorization.
407142518309 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22651.
The product of its (nonzero) digits is 241920, while the sum is 44.
The spelling of 407142518309 in words is "four hundred seven billion, one hundred forty-two million, five hundred eighteen thousand, three hundred nine".
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