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6164728293 = 331103643567
BaseRepresentation
bin1011011110111001…
…00100100111100101
3120220122000122102010
411233130210213211
5100111132301133
62455415304433
7305524216533
oct55734444745
916818018363
106164728293
112683912679
12124067b119
13773253729
14426a4d153
15261326263
hex16f7249e5

6164728293 has 16 divisors (see below), whose sum is σ = 8567177216. Its totient is φ = 3938623920.

The previous prime is 6164728267. The next prime is 6164728313. The reversal of 6164728293 is 3928274616.

It is not a de Polignac number, because 6164728293 - 214 = 6164711909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6164728253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312205 + ... + 331362.

It is an arithmetic number, because the mean of its divisors is an integer number (535448576).

Almost surely, 26164728293 is an apocalyptic number.

It is an amenable number.

6164728293 is a deficient number, since it is larger than the sum of its proper divisors (2402448923).

6164728293 is a wasteful number, since it uses less digits than its factorization.

6164728293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643704.

The product of its digits is 870912, while the sum is 48.

The square root of 6164728293 is about 78515.7837189441. The cubic root of 6164728293 is about 1833.6001959044.

The spelling of 6164728293 in words is "six billion, one hundred sixty-four million, seven hundred twenty-eight thousand, two hundred ninety-three".

Divisors: 1 3 31 93 103 309 3193 9579 643567 1930701 19950577 59851731 66287401 198862203 2054909431 6164728293