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2130054 = 23355009
BaseRepresentation
bin1000001000000010000110
311000012212220
420020002012
51021130204
6113353210
724051033
oct10100206
94005786
102130054
111225383
12868806
135976b4
143d638a
152c11d9
hex208086

2130054 has 8 divisors (see below), whose sum is σ = 4260120. Its totient is φ = 710016.

The previous prime is 2130047. The next prime is 2130061. The reversal of 2130054 is 4500312.

It is an interprime number because it is at equal distance from previous prime (2130047) and next prime (2130061).

It is a sphenic number, since it is the product of 3 distinct primes.

2130054 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177499 + ... + 177510.

It is an arithmetic number, because the mean of its divisors is an integer number (532515).

22130054 is an apocalyptic number.

2130054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2130054 is a wasteful number, since it uses less digits than its factorization.

2130054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355014.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2130054 is about 1459.4704519106. The cubic root of 2130054 is about 128.6659224217.

Adding to 2130054 its reverse (4500312), we get a palindrome (6630366).

The spelling of 2130054 in words is "two million, one hundred thirty thousand, fifty-four".

Divisors: 1 2 3 6 355009 710018 1065027 2130054