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2130013333 = 7304287619
BaseRepresentation
bin111111011110101…
…0110110010010101
312111102222212222201
41332331112302111
513330240411313
6551205324501
7103532546260
oct17675266225
95442885881
102130013333
119a33785a8
124b5406731
1327c398c26
14162c5dcd7
15c6ee50dd
hex7ef56c95

2130013333 has 4 divisors (see below), whose sum is σ = 2434300960. Its totient is φ = 1825725708.

The previous prime is 2130013289. The next prime is 2130013423. The reversal of 2130013333 is 3333100312.

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-2130013333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2130013333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130014333) 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, 152143803 + ... + 152143816.

It is an arithmetic number, because the mean of its divisors is an integer number (608575240).

Almost surely, 22130013333 is an apocalyptic number.

It is an amenable number.

2130013333 is a deficient number, since it is larger than the sum of its proper divisors (304287627).

2130013333 is an equidigital number, since it uses as much as digits as its factorization.

2130013333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304287626.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 2130013333 is about 46152.0674834833. The cubic root of 2130013333 is about 1286.6510358633.

Adding to 2130013333 its reverse (3333100312), we get a palindrome (5463113645).

The spelling of 2130013333 in words is "two billion, one hundred thirty million, thirteen thousand, three hundred thirty-three".

Divisors: 1 7 304287619 2130013333