Search a number
-
+
350023525 = 52109128449
BaseRepresentation
bin10100110111001…
…110111101100101
3220101122001000021
4110313032331211
51204101223100
654422115141
711450102515
oct2467167545
9811561007
10350023525
1116a640945
129927bab1
1357693b17
14346b5845
1520ae0a1a
hex14dcef65

350023525 has 12 divisors (see below), whose sum is σ = 438014500. Its totient is φ = 277447680.

The previous prime is 350023517. The next prime is 350023543. The reversal of 350023525 is 525320053.

It can be written as a sum of positive squares in 6 ways, for example, as 408321 + 349615204 = 639^2 + 18698^2 .

It is not a de Polignac number, because 350023525 - 23 = 350023517 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 350023525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61500 + ... + 66949.

Almost surely, 2350023525 is an apocalyptic number.

It is an amenable number.

350023525 is a deficient number, since it is larger than the sum of its proper divisors (87990975).

350023525 is a wasteful number, since it uses less digits than its factorization.

350023525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128568 (or 128563 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 350023525 is about 18708.9156553767. The cubic root of 350023525 is about 704.7456621578.

Adding to 350023525 its reverse (525320053), we get a palindrome (875343578).

The spelling of 350023525 in words is "three hundred fifty million, twenty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 109 545 2725 128449 642245 3211225 14000941 70004705 350023525