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4284522907 = 7287439243
BaseRepresentation
bin1111111101100000…
…1010000110011011
3102001121002022111121
43333120022012123
532233314213112
61545052110111
7211113562300
oct37730120633
912047068447
104284522907
1118a9557525
129b6a65337
13533860972
142c90590a7
151a1228407
hexff60a19b

4284522907 has 6 divisors (see below), whose sum is σ = 4984036908. Its totient is φ = 3672448164.

The previous prime is 4284522877. The next prime is 4284522943. The reversal of 4284522907 is 7092254824.

It is a happy number.

It is not a de Polignac number, because 4284522907 - 219 = 4283998619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4284520907) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43719573 + ... + 43719670.

It is an arithmetic number, because the mean of its divisors is an integer number (830672818).

Almost surely, 24284522907 is an apocalyptic number.

4284522907 is a deficient number, since it is larger than the sum of its proper divisors (699514001).

4284522907 is an equidigital number, since it uses as much as digits as its factorization.

4284522907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87439257 (or 87439250 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 4284522907 is about 65456.2671331019. The cubic root of 4284522907 is about 1624.1799926839.

The spelling of 4284522907 in words is "four billion, two hundred eighty-four million, five hundred twenty-two thousand, nine hundred seven".

Divisors: 1 7 49 87439243 612074701 4284522907