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2160980160 = 26351727789
BaseRepresentation
bin1000000011001101…
…1111000011000000
312120121021011111020
42000303133003000
513411202331120
6554233145440
7104360012463
oct20063370300
95517234436
102160980160
11a098a9419
1250385b280
1328591bcb1
141670012da
15c9ab0640
hex80cdf0c0

2160980160 has 168 divisors, whose sum is σ = 7289383440. Its totient is φ = 542294016.

The previous prime is 2160980149. The next prime is 2160980207. The reversal of 2160980160 is 610890612.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 273546 + ... + 281334.

Almost surely, 22160980160 is an apocalyptic number.

2160980160 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 2160980160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3644691720).

2160980160 is an abundant number, since it is smaller than the sum of its proper divisors (5128403280).

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

2160980160 is a wasteful number, since it uses less digits than its factorization.

2160980160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7843 (or 7816 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 2160980160 is about 46486.3438011638. The cubic root of 2160980160 is about 1292.8563113685.

The spelling of 2160980160 in words is "two billion, one hundred sixty million, nine hundred eighty thousand, one hundred sixty".