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235025001 = 32149175261
BaseRepresentation
bin11100000001000…
…11001001101001
3121101020111200200
432000203021221
5440131300001
635153222413
75552452041
oct1600431151
9541214620
10235025001
11110735842
1266861a09
13398cb563
14232dc721
1515977086
hexe023269

235025001 has 12 divisors (see below), whose sum is σ = 341760900. Its totient is φ = 155630880.

The previous prime is 235024987. The next prime is 235025023. The reversal of 235025001 is 100520532.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 98485776 + 136539225 = 9924^2 + 11685^2 .

It is not a de Polignac number, because 235025001 - 214 = 235008617 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (235025501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86290 + ... + 88971.

It is an arithmetic number, because the mean of its divisors is an integer number (28480075).

Almost surely, 2235025001 is an apocalyptic number.

It is an amenable number.

235025001 is a deficient number, since it is larger than the sum of its proper divisors (106735899).

235025001 is a wasteful number, since it uses less digits than its factorization.

235025001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175416 (or 175413 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 235025001 is about 15330.5251377766. The cubic root of 235025001 is about 617.1224623762.

Adding to 235025001 its reverse (100520532), we get a palindrome (335545533).

The spelling of 235025001 in words is "two hundred thirty-five million, twenty-five thousand, one".

Divisors: 1 3 9 149 447 1341 175261 525783 1577349 26113889 78341667 235025001