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232214525 = 529288581
BaseRepresentation
bin11011101011101…
…00111111111101
3121011221201102222
431311310333331
5433421331100
635013055125
75516535164
oct1565647775
9534851388
10232214525
1110a096234
12659274a5
133915625a
1422baa3db
15155be485
hexdd74ffd

232214525 has 6 divisors (see below), whose sum is σ = 287946042. Its totient is φ = 185771600.

The previous prime is 232214497. The next prime is 232214537. The reversal of 232214525 is 525412232.

It can be written as a sum of positive squares in 3 ways, for example, as 35485849 + 196728676 = 5957^2 + 14026^2 .

It is not a de Polignac number, because 232214525 - 224 = 215437309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232214494 and 232214503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4644266 + ... + 4644315.

It is an arithmetic number, because the mean of its divisors is an integer number (47991007).

Almost surely, 2232214525 is an apocalyptic number.

232214525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

232214525 is a deficient number, since it is larger than the sum of its proper divisors (55731517).

232214525 is an equidigital number, since it uses as much as digits as its factorization.

232214525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9288591 (or 9288586 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 232214525 is about 15238.5867126843. The cubic root of 232214525 is about 614.6527001151.

Adding to 232214525 its reverse (525412232), we get a palindrome (757626757).

The spelling of 232214525 in words is "two hundred thirty-two million, two hundred fourteen thousand, five hundred twenty-five".

Divisors: 1 5 25 9288581 46442905 232214525