Base | Representation |
---|---|
bin | 10011000001110001… |
… | …10110100101111001 |
3 | 222100221011200100002 |
4 | 21200320312211321 |
5 | 131410123413001 |
6 | 4405400322345 |
7 | 511101620660 |
oct | 114070664571 |
9 | 28327150302 |
10 | 10215451001 |
11 | 43723a0598 |
12 | 1b911733b5 |
13 | c6a524482 |
14 | 6cca07dd7 |
15 | 3ebc6a46b |
hex | 260e36979 |
10215451001 has 4 divisors (see below), whose sum is σ = 11674801152. Its totient is φ = 8756100852.
The previous prime is 10215450991. The next prime is 10215451003. The reversal of 10215451001 is 10015451201.
10215451001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 10215451001 - 226 = 10148342137 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10215451003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729675065 + ... + 729675078.
It is an arithmetic number, because the mean of its divisors is an integer number (2918700288).
Almost surely, 210215451001 is an apocalyptic number.
It is an amenable number.
10215451001 is a deficient number, since it is larger than the sum of its proper divisors (1459350151).
10215451001 is an equidigital number, since it uses as much as digits as its factorization.
10215451001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1459350150.
The product of its (nonzero) digits is 200, while the sum is 20.
Adding to 10215451001 its product of nonzero digits (200), we get a palindrome (10215451201).
The spelling of 10215451001 in words is "ten billion, two hundred fifteen million, four hundred fifty-one thousand, one".
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