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232002425 = 529280097
BaseRepresentation
bin11011101010000…
…01001101111001
3121011112221111102
431311001031321
5433343034200
635004341145
75514662624
oct1565011571
9534487442
10232002425
11109a60946
12658447b5
13390b0855
1422b52dbb
151557b6d5
hexdd41379

232002425 has 6 divisors (see below), whose sum is σ = 287683038. Its totient is φ = 185601920.

The previous prime is 232002413. The next prime is 232002427. The reversal of 232002425 is 524200232.

It can be written as a sum of positive squares in 3 ways, for example, as 74926336 + 157076089 = 8656^2 + 12533^2 .

It is not a de Polignac number, because 232002425 - 24 = 232002409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232002397 and 232002406.

It is not an unprimeable number, because it can be changed into a prime (232002427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4640024 + ... + 4640073.

It is an arithmetic number, because the mean of its divisors is an integer number (47947173).

Almost surely, 2232002425 is an apocalyptic number.

232002425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

232002425 is a deficient number, since it is larger than the sum of its proper divisors (55680613).

232002425 is an equidigital number, since it uses as much as digits as its factorization.

232002425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9280107 (or 9280102 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 232002425 is about 15231.6258160447. The cubic root of 232002425 is about 614.4655060401.

Adding to 232002425 its reverse (524200232), we get a palindrome (756202657).

The spelling of 232002425 in words is "two hundred thirty-two million, two thousand, four hundred twenty-five".

Divisors: 1 5 25 9280097 46400485 232002425