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669234201 = 3792823773
BaseRepresentation
bin100111111000111…
…011010000011001
31201122021121201220
4213320323100121
52332310443301
6150224002253
722404253056
oct4770732031
91648247656
10669234201
11313846619
12168160389
13a885998c
1464c4a02d
153db46936
hex27e3b419

669234201 has 8 divisors (see below), whose sum is σ = 903607680. Its totient is φ = 440508432.

The previous prime is 669234199. The next prime is 669234211. The reversal of 669234201 is 102432966.

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

It is not a de Polignac number, because 669234201 - 21 = 669234199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (669234211) 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, 1411650 + ... + 1412123.

It is an arithmetic number, because the mean of its divisors is an integer number (112950960).

Almost surely, 2669234201 is an apocalyptic number.

It is an amenable number.

669234201 is a deficient number, since it is larger than the sum of its proper divisors (234373479).

669234201 is a wasteful number, since it uses less digits than its factorization.

669234201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823855.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 669234201 is about 25869.5612834853. The cubic root of 669234201 is about 874.7005020155.

The spelling of 669234201 in words is "six hundred sixty-nine million, two hundred thirty-four thousand, two hundred one".

Divisors: 1 3 79 237 2823773 8471319 223078067 669234201