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2108528480 = 25513178303
BaseRepresentation
bin111110110101101…
…1001011101100000
312102221120100022102
41331223121131200
513304240402410
6545121025532
7103152124232
oct17553313540
95387510272
102108528480
11992233723
124aa1852a8
13277ab59b6
1416006a252
15c519e2a5
hex7dad9760

2108528480 has 24 divisors (see below), whose sum is σ = 4981398912. Its totient is φ = 843411328.

The previous prime is 2108528467. The next prime is 2108528537. The reversal of 2108528480 is 848258012.

It is a super-2 number, since 2×21085284802 = 8891784701942220800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6588992 + ... + 6589311.

It is an arithmetic number, because the mean of its divisors is an integer number (207558288).

Almost surely, 22108528480 is an apocalyptic number.

2108528480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2108528480 is an abundant number, since it is smaller than the sum of its proper divisors (2872870432).

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

2108528480 is a wasteful number, since it uses less digits than its factorization.

2108528480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13178318 (or 13178310 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 38.

The square root of 2108528480 is about 45918.7160099234. The cubic root of 2108528480 is about 1282.3103780793.

The spelling of 2108528480 in words is "two billion, one hundred eight million, five hundred twenty-eight thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 13178303 26356606 52713212 65891515 105426424 131783030 210852848 263566060 421705696 527132120 1054264240 2108528480