Search a number
-
+
2970955819 = 131713443239
BaseRepresentation
bin1011000100010101…
…0011000000101011
321200001101012012201
42301011103000223
522041031041234
61210445521031
7133423464526
oct26105230053
97601335181
102970955819
111295033097
126aab73177
13384685630
14202805bbd
15125c58314
hexb115302b

2970955819 has 8 divisors (see below), whose sum is σ = 3387696480. Its totient is φ = 2581101696.

The previous prime is 2970955807. The next prime is 2970955859. The reversal of 2970955819 is 9185590792.

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 2970955819 - 25 = 2970955787 is a prime.

It is a super-2 number, since 2×29709558192 = 17653156956899921522, which contains 22 as substring.

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 2970955819.

It is not an unprimeable number, because it can be changed into a prime (2970955859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6721399 + ... + 6721840.

It is an arithmetic number, because the mean of its divisors is an integer number (423462060).

Almost surely, 22970955819 is an apocalyptic number.

2970955819 is a deficient number, since it is larger than the sum of its proper divisors (416740661).

2970955819 is a wasteful number, since it uses less digits than its factorization.

2970955819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13443269.

The product of its (nonzero) digits is 2041200, while the sum is 55.

The square root of 2970955819 is about 54506.4750190287. The cubic root of 2970955819 is about 1437.5801402479.

The spelling of 2970955819 in words is "two billion, nine hundred seventy million, nine hundred fifty-five thousand, eight hundred nineteen".

Divisors: 1 13 17 221 13443239 174762107 228535063 2970955819