Search a number
-
+
2970205399 = 7643659899
BaseRepresentation
bin1011000100001001…
…1011110011010111
321122222222001211101
42301002123303113
522040333033044
61210421450531
7133414220650
oct26102336327
97588861741
102970205399
111294670307
126aa870a47
13384481bb5
1420268c527
15125b5acd4
hexb109bcd7

2970205399 has 8 divisors (see below), whose sum is σ = 3399804800. Its totient is φ = 2541927096.

The previous prime is 2970205393. The next prime is 2970205417. The reversal of 2970205399 is 9935020792.

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 2970205399 - 25 = 2970205367 is a prime.

It is a super-2 number, since 2×29702053992 = 17644240224497498402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2970205393) 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, 325449 + ... + 334450.

It is an arithmetic number, because the mean of its divisors is an integer number (424975600).

Almost surely, 22970205399 is an apocalyptic number.

2970205399 is a deficient number, since it is larger than the sum of its proper divisors (429599401).

2970205399 is an equidigital number, since it uses as much as digits as its factorization.

2970205399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660549.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 2970205399 is about 54499.5908149777. The cubic root of 2970205399 is about 1437.4590928145.

The spelling of 2970205399 in words is "two billion, nine hundred seventy million, two hundred five thousand, three hundred ninety-nine".

Divisors: 1 7 643 4501 659899 4619293 424315057 2970205399