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442304264 = 2355288033
BaseRepresentation
bin11010010111010…
…000011100001000
31010211021101101102
4122113100130020
51401212214024
6111520040532
713650344543
oct3227203410
91124241342
10442304264
1120773a816
12104163148
1370833bcc
1442a5785a
1528c6d1ae
hex1a5d0708

442304264 has 8 divisors (see below), whose sum is σ = 829320510. Its totient is φ = 221152128.

The previous prime is 442304257. The next prime is 442304267. The reversal of 442304264 is 462403244.

It can be written as a sum of positive squares in only one way, i.e., 341140900 + 101163364 = 18470^2 + 10058^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (442304267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27644009 + ... + 27644024.

Almost surely, 2442304264 is an apocalyptic number.

It is an amenable number.

442304264 is a deficient number, since it is larger than the sum of its proper divisors (387016246).

442304264 is a wasteful number, since it uses less digits than its factorization.

442304264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55288039 (or 55288035 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 442304264 is about 21031.0309780572. The cubic root of 442304264 is about 761.9159093672.

The spelling of 442304264 in words is "four hundred forty-two million, three hundred four thousand, two hundred sixty-four".

Divisors: 1 2 4 8 55288033 110576066 221152132 442304264