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2130233208 = 23388759717
BaseRepresentation
bin111111011111000…
…1100011101111000
312111110102001121020
41332332030131320
513330314430313
6551214142440
7103534453305
oct17676143570
95443361536
102130233208
119a3508814
124b54b1a20
1327c44502c
14162cba0ac
15c703a323
hex7ef8c778

2130233208 has 16 divisors (see below), whose sum is σ = 5325583080. Its totient is φ = 710077728.

The previous prime is 2130233207. The next prime is 2130233219. The reversal of 2130233208 is 8023320312.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 88759717 = 2130233208 / (2 + 1 + 3 + 0 + 2 + 3 + 3 + 2 + 0 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130233207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44379835 + ... + 44379882.

Almost surely, 22130233208 is an apocalyptic number.

It is an amenable number.

2130233208 is an abundant number, since it is smaller than the sum of its proper divisors (3195349872).

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

2130233208 is a wasteful number, since it uses less digits than its factorization.

2130233208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88759726 (or 88759722 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2130233208 is about 46154.4494929795. The cubic root of 2130233208 is about 1286.6953067384.

The spelling of 2130233208 in words is "two billion, one hundred thirty million, two hundred thirty-three thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 24 88759717 177519434 266279151 355038868 532558302 710077736 1065116604 2130233208