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2102230130 = 2571113232397
BaseRepresentation
bin111110101001101…
…0111110001110010
312102111201100121012
41331103113301302
513301132331010
6544334030522
7103044442550
oct17523276162
95374640535
102102230130
11989721680
124a8048442
132766bbc70
1415d2aabd0
15c4858005
hex7d4d7c72

2102230130 has 192 divisors, whose sum is σ = 5324514048. Its totient is φ = 577082880.

The previous prime is 2102230099. The next prime is 2102230181. The reversal of 2102230130 is 310322012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 5295092 + ... + 5295488.

It is an arithmetic number, because the mean of its divisors is an integer number (27731844).

Almost surely, 22102230130 is an apocalyptic number.

2102230130 is an abundant number, since it is smaller than the sum of its proper divisors (3222283918).

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

2102230130 is a wasteful number, since it uses less digits than its factorization.

2102230130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2102230130 is about 45850.0832060314. The cubic root of 2102230130 is about 1281.0323154109.

Adding to 2102230130 its reverse (310322012), we get a palindrome (2412552142).

It can be divided in two parts, 2102 and 230130, that added together give a palindrome (232232).

The spelling of 2102230130 in words is "two billion, one hundred two million, two hundred thirty thousand, one hundred thirty".