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20010303230 = 259467211369
BaseRepresentation
bin10010101000101101…
…001111111011111110
31220122112220201121212
4102220231033323332
5311440114200410
613105334124422
71305605525321
oct225055177376
956575821555
1020010303230
118539326a95
123a654b0712
131b6b874518
14d7b8087b8
157c1b03b05
hex4a8b4fefe

20010303230 has 16 divisors (see below), whose sum is σ = 36022520880. Its totient is φ = 8003237952.

The previous prime is 20010303211. The next prime is 20010303241. The reversal of 20010303230 is 3230301002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11015 + ... + 200354.

It is an arithmetic number, because the mean of its divisors is an integer number (2251407555).

Almost surely, 220010303230 is an apocalyptic number.

20010303230 is a deficient number, since it is larger than the sum of its proper divisors (16012217650).

20010303230 is a wasteful number, since it uses less digits than its factorization.

20010303230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220843.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 20010303230 its reverse (3230301002), we get a palindrome (23240604232).

The spelling of 20010303230 in words is "twenty billion, ten million, three hundred three thousand, two hundred thirty".

Divisors: 1 2 5 10 9467 18934 47335 94670 211369 422738 1056845 2113690 2001030323 4002060646 10005151615 20010303230