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2020616160 = 25354209617
BaseRepresentation
bin111100001110000…
…0010011111100000
312012211010221021120
41320130002133200
513114234204120
6532300452240
7101033645133
oct17034023740
95184127246
102020616160
11947648912
1248484a080
13262815084
1415250421a
15bc5d6140
hex787027e0

2020616160 has 48 divisors (see below), whose sum is σ = 6364942416. Its totient is φ = 538830848.

The previous prime is 2020616137. The next prime is 2020616189. The reversal of 2020616160 is 616160202.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2020616160.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2104329 + ... + 2105288.

It is an arithmetic number, because the mean of its divisors is an integer number (132602967).

Almost surely, 22020616160 is an apocalyptic number.

2020616160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020616160 is an abundant number, since it is smaller than the sum of its proper divisors (4344326256).

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

2020616160 is a wasteful number, since it uses less digits than its factorization.

2020616160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209635 (or 4209627 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 2020616160 is about 44951.2642758799. The cubic root of 2020616160 is about 1264.2353818442.

Adding to 2020616160 its reverse (616160202), we get a palindrome (2636776362).

The spelling of 2020616160 in words is "two billion, twenty million, six hundred sixteen thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 4209617 8419234 12628851 16838468 21048085 25257702 33676936 42096170 50515404 63144255 67353872 84192340 101030808 126288510 134707744 168384680 202061616 252577020 336769360 404123232 505154040 673538720 1010308080 2020616160