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10012052401 = 13770157877
BaseRepresentation
bin10010101001100001…
…11100101110110001
3221211202102221220121
421110300330232301
5131001041134101
64333253010241
7503052020101
oct112460745661
927752387817
1010012052401
1142785a717a
121b35023981
13c3734a280
146ad9bd201
153d8e8e0a1
hex254c3cbb1

10012052401 has 4 divisors (see below), whose sum is σ = 10782210292. Its totient is φ = 9241894512.

The previous prime is 10012052399. The next prime is 10012052417. The reversal of 10012052401 is 10425021001.

10012052401 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 an emirpimes, since its reverse is a distinct semiprime: 10425021001 = 17360260237.

It can be written as a sum of positive squares in 2 ways, for example, as 1589218225 + 8422834176 = 39865^2 + 91776^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012052401 - 21 = 10012052399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10012052461) 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, 385078926 + ... + 385078951.

It is an arithmetic number, because the mean of its divisors is an integer number (2695552573).

Almost surely, 210012052401 is an apocalyptic number.

It is an amenable number.

10012052401 is a deficient number, since it is larger than the sum of its proper divisors (770157891).

10012052401 is an equidigital number, since it uses as much as digits as its factorization.

10012052401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770157890.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 10012052401 its reverse (10425021001), we get a palindrome (20437073402).

The spelling of 10012052401 in words is "ten billion, twelve million, fifty-two thousand, four hundred one".

Divisors: 1 13 770157877 10012052401