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445395468 = 22375302327
BaseRepresentation
bin11010100011000…
…011001000001100
31011001002102201110
4122203003020030
51403010123333
6112110212020
714015541030
oct3243031014
91131072643
10445395468
11209461231
121051b4010
1371376c1b
14432201c0
152917e063
hex1a8c320c

445395468 has 24 divisors (see below), whose sum is σ = 1187721472. Its totient is φ = 127255824.

The previous prime is 445395463. The next prime is 445395479. The reversal of 445395468 is 864593544.

It is not an unprimeable number, because it can be changed into a prime (445395463) 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 7 ways as a sum of consecutive naturals, for example, 2651080 + ... + 2651247.

Almost surely, 2445395468 is an apocalyptic number.

It is an amenable number.

445395468 is an abundant number, since it is smaller than the sum of its proper divisors (742326004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445395468 is a wasteful number, since it uses less digits than its factorization.

445395468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5302341 (or 5302339 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 48.

The square root of 445395468 is about 21104.3945186779. The cubic root of 445395468 is about 763.6867656848.

The spelling of 445395468 in words is "four hundred forty-five million, three hundred ninety-five thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 5302327 10604654 15906981 21209308 31813962 37116289 63627924 74232578 111348867 148465156 222697734 445395468