Search a number
-
+
2104006560 = 253511633769
BaseRepresentation
bin111110101101000…
…1001011110100000
312102122001121101220
41331122021132200
513302111202220
6544440055040
7103065521625
oct17532113640
95378047356
102104006560
1198a7252a7
124a8764480
13276b916c6
1415d61034c
15c4aa9540
hex7d6897a0

2104006560 has 96 divisors (see below), whose sum is σ = 6635079360. Its totient is φ = 560437248.

The previous prime is 2104006537. The next prime is 2104006573. The reversal of 2104006560 is 656004012.

It is a tau number, because it is divible by the number of its divisors (96).

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 2104006560.

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, 556356 + ... + 560124.

It is an arithmetic number, because the mean of its divisors is an integer number (69115410).

Almost surely, 22104006560 is an apocalyptic number.

2104006560 is a gapful number since it is divisible by the number (20) 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 2104006560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3317539680).

2104006560 is an abundant number, since it is smaller than the sum of its proper divisors (4531072800).

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

2104006560 is a wasteful number, since it uses less digits than its factorization.

2104006560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950 (or 4942 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2104006560 is about 45869.4512720612. The cubic root of 2104006560 is about 1281.3930471736.

The spelling of 2104006560 in words is "two billion, one hundred four million, six thousand, five 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 1163 2326 3489 3769 4652 5815 6978 7538 9304 11307 11630 13956 15076 17445 18608 18845 22614 23260 27912 30152 34890 37216 37690 45228 46520 55824 56535 60304 69780 75380 90456 93040 111648 113070 120608 139560 150760 180912 186080 226140 279120 301520 361824 452280 558240 603040 904560 1809120 4383347 8766694 13150041 17533388 21916735 26300082 35066776 43833470 52600164 65750205 70133552 87666940 105200328 131500410 140267104 175333880 210400656 263000820 350667760 420801312 526001640 701335520 1052003280 2104006560