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4998687020 = 225318178571
BaseRepresentation
bin1001010011111000…
…11110100100101100
3110220100220121111022
410221330132210230
540214130441040
62144003113312
7234605065355
oct45174364454
913810817438
104998687020
1121356a05a8
12b76072838
136187bc092
14355c3cd2c
151e3c976b5
hex129f1e92c

4998687020 has 24 divisors (see below), whose sum is σ = 10500676368. Its totient is φ = 1998820800.

The previous prime is 4998687011. The next prime is 4998687049. The reversal of 4998687020 is 207868994.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24335 + ... + 102905.

It is an arithmetic number, because the mean of its divisors is an integer number (437528182).

Almost surely, 24998687020 is an apocalyptic number.

It is an amenable number.

4998687020 is an abundant number, since it is smaller than the sum of its proper divisors (5501989348).

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

4998687020 is a wasteful number, since it uses less digits than its factorization.

4998687020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81761 (or 81759 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 4998687020 is about 70701.3933384626. The cubic root of 4998687020 is about 1709.8262559586.

The spelling of 4998687020 in words is "four billion, nine hundred ninety-eight million, six hundred eighty-seven thousand, twenty".

Divisors: 1 2 4 5 10 20 3181 6362 12724 15905 31810 63620 78571 157142 314284 392855 785710 1571420 249934351 499868702 999737404 1249671755 2499343510 4998687020