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2130276960 = 253257319227
BaseRepresentation
bin111111011111001…
…0111001001100000
312111110111021121200
41332332113021200
513330322330320
6551215121200
7103535025000
oct17676271140
95443437550
102130276960
119a3538679
124b5513200
1327c45bc16
14162ccc000
15c7048290
hex7ef97260

2130276960 has 576 divisors, whose sum is σ = 8963136000. Its totient is φ = 459260928.

The previous prime is 2130276959. The next prime is 2130276977. The reversal of 2130276960 is 696720312.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9384367 + ... + 9384593.

It is an arithmetic number, because the mean of its divisors is an integer number (15561000).

Almost surely, 22130276960 is an apocalyptic number.

2130276960 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 2130276960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4481568000).

2130276960 is an abundant number, since it is smaller than the sum of its proper divisors (6832859040).

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

2130276960 is a wasteful number, since it uses less digits than its factorization.

2130276960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 2130276960 is about 46154.9234643499. The cubic root of 2130276960 is about 1286.7041156499.

The spelling of 2130276960 in words is "two billion, one hundred thirty million, two hundred seventy-six thousand, nine hundred sixty".