Search a number
-
+
10253210425 = 521792925969
BaseRepresentation
bin10011000110010001…
…11001001100111001
3222110120020001112021
421203020321030321
5131444310213200
64413225514441
7512040564523
oct114310711471
928416201467
1010253210425
114391740827
121ba1942a21
13c752b5223
146d3a36a13
1540022841a
hex263239339

10253210425 has 24 divisors (see below), whose sum is σ = 13476871800. Its totient is φ = 7711457280.

The previous prime is 10253210309. The next prime is 10253210441. The reversal of 10253210425 is 52401235201.

10253210425 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 12 ways, for example, as 6240368016 + 4012842409 = 78996^2 + 63347^2 .

It is not a de Polignac number, because 10253210425 - 229 = 9716339513 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 10253210425.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 381841 + ... + 407809.

It is an arithmetic number, because the mean of its divisors is an integer number (561536325).

Almost surely, 210253210425 is an apocalyptic number.

It is an amenable number.

10253210425 is a deficient number, since it is larger than the sum of its proper divisors (3223661375).

10253210425 is a wasteful number, since it uses less digits than its factorization.

10253210425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26925 (or 26920 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 10253210425 its reverse (52401235201), we get a palindrome (62654445626).

The spelling of 10253210425 in words is "ten billion, two hundred fifty-three million, two hundred ten thousand, four hundred twenty-five".

Divisors: 1 5 17 25 85 425 929 4645 15793 23225 25969 78965 129845 394825 441473 649225 2207365 11036825 24125201 120626005 410128417 603130025 2050642085 10253210425