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10254310525 = 52821499601
BaseRepresentation
bin10011000110011010…
…00101110001111101
3222110122021221120201
421203031011301331
5132000100414100
64413305243501
7512053126024
oct114315056175
928418257521
1010254310525
1143923222a8
121ba2193591
13c755abb84
146d3c418bb
1540039436a
hex263345c7d

10254310525 has 12 divisors (see below), whose sum is σ = 12730858164. Its totient is φ = 8193440000.

The previous prime is 10254310523. The next prime is 10254310567. The reversal of 10254310525 is 52501345201.

It can be written as a sum of positive squares in 6 ways, for example, as 752350041 + 9501960484 = 27429^2 + 97478^2 .

It is not a de Polignac number, because 10254310525 - 21 = 10254310523 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10254310493 and 10254310502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10254310523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229276 + ... + 270325.

It is an arithmetic number, because the mean of its divisors is an integer number (1060904847).

Almost surely, 210254310525 is an apocalyptic number.

It is an amenable number.

10254310525 is a deficient number, since it is larger than the sum of its proper divisors (2476547639).

10254310525 is an equidigital number, since it uses as much as digits as its factorization.

10254310525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500432 (or 500427 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 10254310525 its reverse (52501345201), we get a palindrome (62755655726).

The spelling of 10254310525 in words is "ten billion, two hundred fifty-four million, three hundred ten thousand, five hundred twenty-five".

Divisors: 1 5 25 821 4105 20525 499601 2498005 12490025 410172421 2050862105 10254310525