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421484801 = 452393187
BaseRepresentation
bin11001000111110…
…101100100000001
31002101002122110012
4121013311210001
51330400003201
6105453514305
713305363443
oct3107654401
91071078405
10421484801
111a6a0a851
12b91a2995
13694247ba
143dd98493
15270095bb
hex191f5901

421484801 has 4 divisors (see below), whose sum is σ = 421582512. Its totient is φ = 421387092.

The previous prime is 421484759. The next prime is 421484803. The reversal of 421484801 is 108484124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 421484801 - 26 = 421484737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421484803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42071 + ... + 51116.

It is an arithmetic number, because the mean of its divisors is an integer number (105395628).

Almost surely, 2421484801 is an apocalyptic number.

It is an amenable number.

421484801 is a deficient number, since it is larger than the sum of its proper divisors (97711).

421484801 is an equidigital number, since it uses as much as digits as its factorization.

421484801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97710.

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 421484801 is about 20530.0950070865. The cubic root of 421484801 is about 749.7686996372.

The spelling of 421484801 in words is "four hundred twenty-one million, four hundred eighty-four thousand, eight hundred one".

Divisors: 1 4523 93187 421484801