Base | Representation |
---|---|
bin | 11101110101010001010… |
… | …00110111001001110001 |
3 | 10121222210012121101201111 |
4 | 32322220220313021301 |
5 | 113243231031003101 |
6 | 2102520514233321 |
7 | 134025143665216 |
oct | 16725050671161 |
9 | 3558705541644 |
10 | 1025031500401 |
11 | 365793617707 |
12 | 1467a8b85841 |
13 | 758771b0c3c |
14 | 3787ca6db0d |
15 | 1b9e40ac251 |
hex | eea8a37271 |
1025031500401 has 4 divisors (see below), whose sum is σ = 1058097032704. Its totient is φ = 991965968100.
The previous prime is 1025031500359. The next prime is 1025031500411. The reversal of 1025031500401 is 1040051305201.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1025031500401 - 29 = 1025031499889 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1025031500411) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16532766105 + ... + 16532766166.
It is an arithmetic number, because the mean of its divisors is an integer number (264524258176).
Almost surely, 21025031500401 is an apocalyptic number.
It is an amenable number.
1025031500401 is a deficient number, since it is larger than the sum of its proper divisors (33065532303).
1025031500401 is an equidigital number, since it uses as much as digits as its factorization.
1025031500401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33065532302.
The product of its (nonzero) digits is 600, while the sum is 22.
Adding to 1025031500401 its reverse (1040051305201), we get a palindrome (2065082805602).
The spelling of 1025031500401 in words is "one trillion, twenty-five billion, thirty-one million, five hundred thousand, four hundred one".
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