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488647130 = 25192571827
BaseRepresentation
bin11101001000000…
…010100111011010
31021001110211211212
4131020002213122
52000043202010
6120253223122
715052301126
oct3510024732
91231424755
10488647130
11230912904
12117791aa2
137a30b81a
1448c7c586
152cd74505
hex1d2029da

488647130 has 16 divisors (see below), whose sum is σ = 925858080. Its totient is φ = 185171472.

The previous prime is 488647127. The next prime is 488647169. The reversal of 488647130 is 31746884.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1285724 + ... + 1286103.

It is an arithmetic number, because the mean of its divisors is an integer number (57866130).

Almost surely, 2488647130 is an apocalyptic number.

488647130 is a deficient number, since it is larger than the sum of its proper divisors (437210950).

488647130 is a wasteful number, since it uses less digits than its factorization.

488647130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571853.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 488647130 is about 22105.3642810970. The cubic root of 488647130 is about 787.6472918412.

The spelling of 488647130 in words is "four hundred eighty-eight million, six hundred forty-seven thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 2571827 5143654 12859135 25718270 48864713 97729426 244323565 488647130