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2031300379 = 47132132717
BaseRepresentation
bin111100100010011…
…0010111100011011
312020120020202021101
41321010302330123
513130003103004
6533321452231
7101223524353
oct17104627433
95216222241
102031300379
11952686049
12488341077
13264ab61b4
14153ac5b63
15bd4e6ba4
hex79132f1b

2031300379 has 8 divisors (see below), whose sum is σ = 2076153408. Its totient is φ = 1986515520.

The previous prime is 2031300373. The next prime is 2031300391. The reversal of 2031300379 is 9730031302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2031300379 - 211 = 2031298331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2031300373) by changing a digit.

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, 45729 + ... + 78445.

It is an arithmetic number, because the mean of its divisors is an integer number (259519176).

Almost surely, 22031300379 is an apocalyptic number.

2031300379 is a deficient number, since it is larger than the sum of its proper divisors (44853029).

2031300379 is a wasteful number, since it uses less digits than its factorization.

2031300379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34085.

The product of its (nonzero) digits is 3402, while the sum is 28.

The square root of 2031300379 is about 45069.9498446581. The cubic root of 2031300379 is about 1266.4597248338.

The spelling of 2031300379 in words is "two billion, thirty-one million, three hundred thousand, three hundred seventy-nine".

Divisors: 1 47 1321 32717 62087 1537699 43219157 2031300379