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2110315420 = 225563187417
BaseRepresentation
bin111110111001000…
…1101101110011100
312110001221010112101
41331302031232130
513310220043140
6545223214444
7103203246043
oct17562155634
95401833471
102110315420
11993244234
124aa8a7424
13278290165
141603b355a
15c540399a
hex7dc8db9c

2110315420 has 24 divisors (see below), whose sum is σ = 4439557584. Its totient is φ = 842622336.

The previous prime is 2110315393. The next prime is 2110315423. The reversal of 2110315420 is 245130112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110315423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82449 + ... + 104968.

It is an arithmetic number, because the mean of its divisors is an integer number (184981566).

Almost surely, 22110315420 is an apocalyptic number.

2110315420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110315420 is an abundant number, since it is smaller than the sum of its proper divisors (2329242164).

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

2110315420 is a wasteful number, since it uses less digits than its factorization.

2110315420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187989 (or 187987 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2110315420 is about 45938.1695325358. The cubic root of 2110315420 is about 1282.6725207969.

Adding to 2110315420 its reverse (245130112), we get a palindrome (2355445532).

The spelling of 2110315420 in words is "two billion, one hundred ten million, three hundred fifteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 563 1126 2252 2815 5630 11260 187417 374834 749668 937085 1874170 3748340 105515771 211031542 422063084 527578855 1055157710 2110315420