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2102430000 = 243541123277
BaseRepresentation
bin111110101010000…
…1000100100110000
312102112002111202210
41331110020210300
513301210230000
6544342212120
7103046234346
oct17524104460
95375074683
102102430000
11989848860
124a8124040
1327675bc28
1415d31d996
15c4897350
hex7d508930

2102430000 has 400 divisors, whose sum is σ = 7753718016. Its totient is φ = 485760000.

The previous prime is 2102429983. The next prime is 2102430037. The reversal of 2102430000 is 342012.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7589862 + ... + 7590138.

Almost surely, 22102430000 is an apocalyptic number.

2102430000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2102430000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3876859008).

2102430000 is an abundant number, since it is smaller than the sum of its proper divisors (5651288016).

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

2102430000 is a wasteful number, since it uses less digits than its factorization.

2102430000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2102430000 is about 45852.2627576873. The cubic root of 2102430000 is about 1281.0729122690.

Adding to 2102430000 its reverse (342012), we get a palindrome (2102772012).

The spelling of 2102430000 in words is "two billion, one hundred two million, four hundred thirty thousand".