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423011441 = 653659983
BaseRepresentation
bin11001001101101…
…010010001110001
31002110222012121102
4121031222101301
51331242331231
6105550334145
713324352336
oct3115522161
91073865542
10423011441
111a7862836
12b97ba355
136983a638
144027498d
152720bacb
hex1936a471

423011441 has 8 divisors (see below), whose sum is σ = 424733760. Its totient is φ = 421293712.

The previous prime is 423011419. The next prime is 423011443. The reversal of 423011441 is 144110324.

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

It is a cyclic number.

It is not a de Polignac number, because 423011441 - 222 = 418817137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423011443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429836 + ... + 430818.

It is an arithmetic number, because the mean of its divisors is an integer number (53091720).

Almost surely, 2423011441 is an apocalyptic number.

It is an amenable number.

423011441 is a deficient number, since it is larger than the sum of its proper divisors (1722319).

423011441 is an equidigital number, since it uses as much as digits as its factorization.

423011441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 423011441 is about 20567.2419395504. The cubic root of 423011441 is about 750.6728427149.

Adding to 423011441 its reverse (144110324), we get a palindrome (567121765).

The spelling of 423011441 in words is "four hundred twenty-three million, eleven thousand, four hundred forty-one".

Divisors: 1 653 659 983 430327 641899 647797 423011441