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830028495 = 35536715583
BaseRepresentation
bin110001011110010…
…011101011001111
32010211211211001010
4301132103223033
53144441402440
6214210220303
726366061102
oct6136235317
92124754033
10830028495
1139659076a
121b1b84693
13102c67b2a
147c344739
154cd09580
hex31793acf

830028495 has 32 divisors (see below), whose sum is σ = 1373386752. Its totient is φ = 427819392.

The previous prime is 830028491. The next prime is 830028497. The reversal of 830028495 is 594820038.

It is a happy number.

It is not a de Polignac number, because 830028495 - 22 = 830028491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830028491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45474 + ... + 61056.

It is an arithmetic number, because the mean of its divisors is an integer number (42918336).

Almost surely, 2830028495 is an apocalyptic number.

830028495 is a deficient number, since it is larger than the sum of its proper divisors (543358257).

830028495 is a wasteful number, since it uses less digits than its factorization.

830028495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15711.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 830028495 is about 28810.2151154760. The cubic root of 830028495 is about 939.7903919990.

The spelling of 830028495 in words is "eight hundred thirty million, twenty-eight thousand, four hundred ninety-five".

Divisors: 1 3 5 15 53 67 159 201 265 335 795 1005 3551 10653 15583 17755 46749 53265 77915 233745 825899 1044061 2477697 3132183 4129495 5220305 12388485 15660915 55335233 166005699 276676165 830028495