Search a number
-
+
7019064393 = 3111297163993
BaseRepresentation
bin1101000100101111…
…00110110001001001
3200010011121102012220
412202113212301021
5103333340030033
63120254524253
7335640030405
oct64227466111
920104542186
107019064393
112a82095a70
12143a806689
1387b24c553
144a82c0105
152b1332bb3
hex1a25e6c49

7019064393 has 16 divisors (see below), whose sum is σ = 10217482176. Its totient is φ = 4250672640.

The previous prime is 7019064383. The next prime is 7019064421. The reversal of 7019064393 is 3934609107.

It is not a de Polignac number, because 7019064393 - 213 = 7019056201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7019064313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39196 + ... + 124797.

It is an arithmetic number, because the mean of its divisors is an integer number (638592636).

Almost surely, 27019064393 is an apocalyptic number.

It is an amenable number.

7019064393 is a deficient number, since it is larger than the sum of its proper divisors (3198417783).

7019064393 is a wasteful number, since it uses less digits than its factorization.

7019064393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165304.

The product of its (nonzero) digits is 122472, while the sum is 42.

The square root of 7019064393 is about 83779.8567258264. The cubic root of 7019064393 is about 1914.6662215524. Note that the first 3 decimals are identical.

The spelling of 7019064393 in words is "seven billion, nineteen million, sixty-four thousand, three hundred ninety-three".

Divisors: 1 3 11 33 1297 3891 14267 42801 163993 491979 1803923 5411769 212698921 638096763 2339688131 7019064393