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488080000 = 27546101
BaseRepresentation
bin11101000101111…
…000001010000000
31021000102000220001
4131011320022000
51444422030000
6120233125344
715044416522
oct3505701200
91230360801
10488080000
11230565801
12117559854
137a170645
1448b71a12
152ccb146a
hex1d178280

488080000 has 80 divisors (see below), whose sum is σ = 1215243810. Its totient is φ = 195200000.

The previous prime is 488079997. The next prime is 488080003. The reversal of 488080000 is 80884.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (488079997) and next prime (488080003).

It can be written as a sum of positive squares in 5 ways, for example, as 14930496 + 473149504 = 3864^2 + 21752^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (488080003) 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 9 ways as a sum of consecutive naturals, for example, 76950 + ... + 83050.

Almost surely, 2488080000 is an apocalyptic number.

488080000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 488080000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607621905).

488080000 is an abundant number, since it is smaller than the sum of its proper divisors (727163810).

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

488080000 is an frugal number, since it uses more digits than its factorization.

488080000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6135 (or 6108 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 488080000 is about 22092.5326750918. The cubic root of 488080000 is about 787.3424560969.

The spelling of 488080000 in words is "four hundred eighty-eight million, eighty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 320 400 500 625 640 800 1000 1250 1600 2000 2500 3200 4000 5000 6101 8000 10000 12202 16000 20000 24404 30505 40000 48808 61010 80000 97616 122020 152525 195232 244040 305050 390464 488080 610100 762625 780928 976160 1220200 1525250 1952320 2440400 3050500 3813125 3904640 4880800 6101000 7626250 9761600 12202000 15252500 19523200 24404000 30505000 48808000 61010000 97616000 122020000 244040000 488080000