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10017203020 = 2251157797879
BaseRepresentation
bin10010101010001001…
…00110001101001100
3221212010010122020021
421111010212031030
5131003400444040
64333555231524
7503143551346
oct112504461514
927763118207
1010017203020
1142804a4990
121b368a85a4
13c38431786
146b0560296
153d965a24a
hex25512634c

10017203020 has 48 divisors (see below), whose sum is σ = 22955385600. Its totient is φ = 3641526720.

The previous prime is 10017202981. The next prime is 10017203033. The reversal of 10017203020 is 2030271001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10017202985 and 10017203003.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267441 + ... + 1275319.

It is an arithmetic number, because the mean of its divisors is an integer number (478237200).

Almost surely, 210017203020 is an apocalyptic number.

10017203020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10017203020 is an abundant number, since it is smaller than the sum of its proper divisors (12938182580).

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

10017203020 is a wasteful number, since it uses less digits than its factorization.

10017203020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13678 (or 13676 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

Adding to 10017203020 its reverse (2030271001), we get a palindrome (12047474021).

The spelling of 10017203020 in words is "ten billion, seventeen million, two hundred three thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 5779 7879 11558 15758 23116 28895 31516 39395 57790 63569 78790 86669 115580 127138 157580 173338 254276 317845 346676 433345 635690 866690 1271380 1733380 45532741 91065482 182130964 227663705 455327410 500860151 910654820 1001720302 2003440604 2504300755 5008601510 10017203020