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995030020 = 225291715569
BaseRepresentation
bin111011010011101…
…111010000000100
32120100022202120201
4323103233100010
54014211430040
6242422540244
733441421105
oct7323572004
92510282521
10995030020
11470739866
12239297684
1312b1b9c7a
14962163ac
155c54da9a
hex3b4ef404

995030020 has 24 divisors (see below), whose sum is σ = 2161618200. Its totient is φ = 384287232.

The previous prime is 995029993. The next prime is 995030021. The reversal of 995030020 is 20030599.

995030020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 355850496 + 639179524 = 18864^2 + 25282^2 .

It is not an unprimeable number, because it can be changed into a prime (995030021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 857205 + ... + 858364.

It is an arithmetic number, because the mean of its divisors is an integer number (90067425).

Almost surely, 2995030020 is an apocalyptic number.

It is an amenable number.

995030020 is an abundant number, since it is smaller than the sum of its proper divisors (1166588180).

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

995030020 is a wasteful number, since it uses less digits than its factorization.

995030020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715607 (or 1715605 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 995030020 is about 31544.0964365759. The cubic root of 995030020 is about 998.3405878745.

The spelling of 995030020 in words is "nine hundred ninety-five million, thirty thousand, twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 1715569 3431138 6862276 8577845 17155690 34311380 49751501 99503002 199006004 248757505 497515010 995030020