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2010120193 = 9472122619
BaseRepresentation
bin111011111010000…
…0000000000000001
312012002101200112001
41313310000000001
513104042321233
6531243504001
7100545511504
oct16764000001
95162350461
102010120193
1194172a064
12481228001
132605ab843
14150d7113b
15bb71127d
hex77d00001

2010120193 has 4 divisors (see below), whose sum is σ = 2012243760. Its totient is φ = 2007996628.

The previous prime is 2010120179. The next prime is 2010120209. The reversal of 2010120193 is 3910210102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2010120193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2010120193.

It is not an unprimeable number, because it can be changed into a prime (2010129193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060363 + ... + 1062256.

It is an arithmetic number, because the mean of its divisors is an integer number (503060940).

It is a Proth number, since it is equal to 1917 ⋅ 220 + 1 and 1917 < 220.

Almost surely, 22010120193 is an apocalyptic number.

It is an amenable number.

2010120193 is a deficient number, since it is larger than the sum of its proper divisors (2123567).

2010120193 is an equidigital number, since it uses as much as digits as its factorization.

2010120193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123566.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 2010120193 is about 44834.3639745229. The cubic root of 2010120193 is about 1262.0425828862.

Adding to 2010120193 its reverse (3910210102), we get a palindrome (5920330295).

The spelling of 2010120193 in words is "two billion, ten million, one hundred twenty thousand, one hundred ninety-three".

Divisors: 1 947 2122619 2010120193