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230225451 = 3194039043
BaseRepresentation
bin11011011100011…
…11011000101011
3121001012122221120
431232033120223
5432414203301
634502310323
75463612141
oct1556173053
9531178846
10230225451
11108a57875
12651283a3
133890aaa1
142280d591
1515329e36
hexdb8f62b

230225451 has 8 divisors (see below), whose sum is σ = 323123520. Its totient is φ = 145405512.

The previous prime is 230225449. The next prime is 230225453. The reversal of 230225451 is 154522032.

It is an interprime number because it is at equal distance from previous prime (230225449) and next prime (230225453).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230225451 - 21 = 230225449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230225453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2019465 + ... + 2019578.

It is an arithmetic number, because the mean of its divisors is an integer number (40390440).

Almost surely, 2230225451 is an apocalyptic number.

230225451 is a deficient number, since it is larger than the sum of its proper divisors (92898069).

230225451 is a wasteful number, since it uses less digits than its factorization.

230225451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039065.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 230225451 is about 15173.1819668783. The cubic root of 230225451 is about 612.8926936724.

Adding to 230225451 its reverse (154522032), we get a palindrome (384747483).

The spelling of 230225451 in words is "two hundred thirty million, two hundred twenty-five thousand, four hundred fifty-one".

Divisors: 1 3 19 57 4039043 12117129 76741817 230225451