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672410901 = 3224136967
BaseRepresentation
bin101000000101000…
…010110100010101
31201212021000100110
4220011002310111
52334114122101
6150420033233
722443253431
oct5005026425
91655230313
10672410901
11315616298
12169232819
13a93cc896
14654359c1
153e072cd6
hex28142d15

672410901 has 4 divisors (see below), whose sum is σ = 896547872. Its totient is φ = 448273932.

The previous prime is 672410899. The next prime is 672410917. The reversal of 672410901 is 109014276.

It is a happy number.

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 not a de Polignac number, because 672410901 - 21 = 672410899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672410201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112068481 + ... + 112068486.

It is an arithmetic number, because the mean of its divisors is an integer number (224136968).

Almost surely, 2672410901 is an apocalyptic number.

It is an amenable number.

672410901 is a deficient number, since it is larger than the sum of its proper divisors (224136971).

672410901 is a wasteful number, since it uses less digits than its factorization.

672410901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224136970.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 672410901 is about 25930.8870075823. The cubic root of 672410901 is about 876.0823182687.

The spelling of 672410901 in words is "six hundred seventy-two million, four hundred ten thousand, nine hundred one".

Divisors: 1 3 224136967 672410901