Base | Representation |
---|---|
bin | 100100111111111… |
… | …1100100101100001 |
3 | 10012112002201211112 |
4 | 1021333330211201 |
5 | 10020311000001 |
6 | 323105353105 |
7 | 42523401350 |
oct | 11177744541 |
9 | 3175081745 |
10 | 1241500001 |
11 | 587881365 |
12 | 2a7938795 |
13 | 16a2949b1 |
14 | bac53997 |
15 | 73ed6cbb |
hex | 49ffc961 |
1241500001 has 8 divisors (see below), whose sum is σ = 1425109440. Its totient is φ = 1059453648.
The previous prime is 1241499949. The next prime is 1241500009. The reversal of 1241500001 is 1000051421.
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 1241500001 - 26 = 1241499937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1241500009) 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, 389066 + ... + 392243.
It is an arithmetic number, because the mean of its divisors is an integer number (178138680).
Almost surely, 21241500001 is an apocalyptic number.
It is an amenable number.
1241500001 is a deficient number, since it is larger than the sum of its proper divisors (183609439).
1241500001 is an equidigital number, since it uses as much as digits as its factorization.
1241500001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 781543.
The product of its (nonzero) digits is 40, while the sum is 14.
The square root of 1241500001 is about 35234.9258690862. The cubic root of 1241500001 is about 1074.7700971491.
Adding to 1241500001 its reverse (1000051421), we get a palindrome (2241551422).
The spelling of 1241500001 in words is "one billion, two hundred forty-one million, five hundred thousand, one".
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