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20301001210 = 257290014303
BaseRepresentation
bin10010111010000010…
…001011000111111010
31221101210220201021201
4102322002023013322
5313034024014320
613154240524414
71316035443310
oct227202130772
957353821251
1020301001210
118678427756
123b2692070a
131bb6b66369
14da827a0b0
157dc3c670a
hex4ba08b1fa

20301001210 has 16 divisors (see below), whose sum is σ = 41762059776. Its totient is φ = 6960343248.

The previous prime is 20301001183. The next prime is 20301001229. The reversal of 20301001210 is 1210010302.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 145007082 + ... + 145007221.

It is an arithmetic number, because the mean of its divisors is an integer number (2610128736).

Almost surely, 220301001210 is an apocalyptic number.

20301001210 is an abundant number, since it is smaller than the sum of its proper divisors (21461058566).

20301001210 is a wasteful number, since it uses less digits than its factorization.

20301001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290014317.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 20301001210 its reverse (1210010302), we get a palindrome (21511011512).

The spelling of 20301001210 in words is "twenty billion, three hundred one million, one thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 70 290014303 580028606 1450071515 2030100121 2900143030 4060200242 10150500605 20301001210