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2100113030 = 25808725969
BaseRepresentation
bin111110100101101…
…0010111010000110
312102100201210111002
41331023102322012
513300112104110
6544220413302
7103020444341
oct17513227206
95370653432
102100113030
11988506004
124a73a7232
1327612a442
1415ccb9458
15c458aaa5
hex7d2d2e86

2100113030 has 16 divisors (see below), whose sum is σ = 3780816480. Its totient is φ = 839908992.

The previous prime is 2100113017. The next prime is 2100113051. The reversal of 2100113030 is 303110012.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67886 + ... + 93854.

It is an arithmetic number, because the mean of its divisors is an integer number (236301030).

Almost surely, 22100113030 is an apocalyptic number.

2100113030 is a deficient number, since it is larger than the sum of its proper divisors (1680703450).

2100113030 is a wasteful number, since it uses less digits than its factorization.

2100113030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34063.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 2100113030 is about 45826.9901913708. The cubic root of 2100113030 is about 1280.6021397917.

Adding to 2100113030 its reverse (303110012), we get a palindrome (2403223042).

The spelling of 2100113030 in words is "two billion, one hundred million, one hundred thirteen thousand, thirty".

Divisors: 1 2 5 10 8087 16174 25969 40435 51938 80870 129845 259690 210011303 420022606 1050056515 2100113030