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10100100001 = 12897835609
BaseRepresentation
bin10010110100000001…
…10100101110100001
3222001220010020111211
421122000310232201
5131141111200001
64350120110121
7505201301455
oct113200645641
928056106454
1010100100001
114313274692
121b5a605341
13c4c667644
146bb57c665
153e1a82351
hex25a034ba1

10100100001 has 4 divisors (see below), whose sum is σ = 10107936900. Its totient is φ = 10092263104.

The previous prime is 10100099981. The next prime is 10100100007. The reversal of 10100100001 is 10000100101.

Adding to 10100100001 its reverse (10000100101), we get a palindrome (20100200102).

10100100001 is digitally balanced in base 3, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 4250909601 + 5849190400 = 65199^2 + 76480^2 .

It is a cyclic number.

It is not a de Polignac number, because 10100100001 - 233 = 1510165409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10100100007) 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, 3916516 + ... + 3919093.

It is an arithmetic number, because the mean of its divisors is an integer number (2526984225).

Almost surely, 210100100001 is an apocalyptic number.

It is an amenable number.

10100100001 is a deficient number, since it is larger than the sum of its proper divisors (7836899).

10100100001 is an equidigital number, since it uses as much as digits as its factorization.

10100100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836898.

The product of its (nonzero) digits is 1, while the sum is 4.

The spelling of 10100100001 in words is "ten billion, one hundred million, one hundred thousand, one".

Divisors: 1 1289 7835609 10100100001