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10065132025 = 521341755357
BaseRepresentation
bin10010101111110110…
…11011100111111001
3221222110022200110121
421113323123213321
5131103133211100
64342430413241
7504265132144
oct112773334771
927873280417
1010065132025
1142a5560733
121b4a961221
13c45343330
146b6a7905b
153dd97651a
hex257edb9f9

10065132025 has 24 divisors (see below), whose sum is σ = 13768665624. Its totient is φ = 7251417600.

The previous prime is 10065132001. The next prime is 10065132041. The reversal of 10065132025 is 52023156001.

It can be written as a sum of positive squares in 12 ways, for example, as 3544892521 + 6520239504 = 59539^2 + 80748^2 .

It is not a de Polignac number, because 10065132025 - 29 = 10065131513 is a prime.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 364354 + ... + 391003.

It is an arithmetic number, because the mean of its divisors is an integer number (573694401).

Almost surely, 210065132025 is an apocalyptic number.

It is an amenable number.

10065132025 is a deficient number, since it is larger than the sum of its proper divisors (3703533599).

10065132025 is a wasteful number, since it uses less digits than its factorization.

10065132025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755421 (or 755416 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 10065132025 its reverse (52023156001), we get a palindrome (62088288026).

The spelling of 10065132025 in words is "ten billion, sixty-five million, one hundred thirty-two thousand, twenty-five".

Divisors: 1 5 13 25 41 65 205 325 533 1025 2665 13325 755357 3776785 9819641 18883925 30969637 49098205 154848185 245491025 402605281 774240925 2013026405 10065132025