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1320030299 = 7188575757
BaseRepresentation
bin100111010101110…
…0001000001011011
310101222212111011002
41032223201001123
510200411432144
6334552455215
744466033560
oct11653410133
93358774132
101320030299
11618139335
1230a0aa50b
1318062c123
14c7456867
157ad4a14e
hex4eae105b

1320030299 has 4 divisors (see below), whose sum is σ = 1508606064. Its totient is φ = 1131454536.

The previous prime is 1320030293. The next prime is 1320030337. The reversal of 1320030299 is 9920300231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1320030299 - 28 = 1320030043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320030293) 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, 94287872 + ... + 94287885.

It is an arithmetic number, because the mean of its divisors is an integer number (377151516).

Almost surely, 21320030299 is an apocalyptic number.

1320030299 is a deficient number, since it is larger than the sum of its proper divisors (188575765).

1320030299 is an equidigital number, since it uses as much as digits as its factorization.

1320030299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188575764.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 1320030299 is about 36332.2212230411. The cubic root of 1320030299 is about 1096.9697035614.

The spelling of 1320030299 in words is "one billion, three hundred twenty million, thirty thousand, two hundred ninety-nine".

Divisors: 1 7 188575757 1320030299