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10125401 = 1121341157
BaseRepresentation
bin100110101000…
…000001011001
3201001102102212
4212220001121
510043003101
61001004505
7152031056
oct46500131
921042385
1010125401
115796400
123483735
132136980
1414b802d
15d501bb
hex9a8059

10125401 has 24 divisors (see below), whose sum is σ = 12356232. Its totient is φ = 8236800.

The previous prime is 10125391. The next prime is 10125407. The reversal of 10125401 is 10452101.

10125401 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 366025 + 9759376 = 605^2 + 3124^2 .

It is not a de Polignac number, because 10125401 - 214 = 10109017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10125407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64415 + ... + 64571.

It is an arithmetic number, because the mean of its divisors is an integer number (514843).

Almost surely, 210125401 is an apocalyptic number.

10125401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10125401 is a deficient number, since it is larger than the sum of its proper divisors (2230831).

10125401 is a wasteful number, since it uses less digits than its factorization.

10125401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 10125401 is about 3182.0435257865. The cubic root of 10125401 is about 216.3402915187.

Adding to 10125401 its reverse (10452101), we get a palindrome (20577502).

The spelling of 10125401 in words is "ten million, one hundred twenty-five thousand, four hundred one".

Divisors: 1 11 13 41 121 143 157 451 533 1573 1727 2041 4961 5863 6437 18997 22451 64493 70807 83681 246961 778877 920491 10125401