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2130067170 = 2325711379811
BaseRepresentation
bin111111011110110…
…0011111011100010
312111110002121211200
41332331203323202
513330244122140
6551210422030
7103533162240
oct17675437342
95443077750
102130067170
119a3404aa0
124b5431916
1327c3b759a
14162c75790
15c7006030
hex7ef63ee2

2130067170 has 192 divisors, whose sum is σ = 6931491840. Its totient is φ = 440899200.

The previous prime is 2130067129. The next prime is 2130067183. The reversal of 2130067170 is 717600312.

It is a super-2 number, since 2×21300671702 = 9074372297423617800, which contains 22 as substring.

It is a Curzon 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, 2626065 + ... + 2626875.

It is an arithmetic number, because the mean of its divisors is an integer number (36101520).

Almost surely, 22130067170 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2130067170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3465745920).

2130067170 is an abundant number, since it is smaller than the sum of its proper divisors (4801424670).

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

2130067170 is a wasteful number, since it uses less digits than its factorization.

2130067170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 2130067170 is about 46152.6507364420. The cubic root of 2130067170 is about 1286.6618759908.

Adding to 2130067170 its reverse (717600312), we get a palindrome (2847667482).

The spelling of 2130067170 in words is "two billion, one hundred thirty million, sixty-seven thousand, one hundred seventy".