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8230245 = 353731471
BaseRepresentation
bin11111011001010101100101
3120111010202220
4133121111211
54101331440
6452222553
7126645612
oct37312545
916433686
108230245
114711561
12290aa59
13192218a
141143509
15ac88d0
hex7d9565

8230245 has 16 divisors (see below), whose sum is σ = 13212672. Its totient is φ = 4374720.

The previous prime is 8230223. The next prime is 8230253. The reversal of 8230245 is 5420328.

8230245 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8230245 - 217 = 8099173 is a prime.

It is an Ulam number.

It is a Curzon number.

8230245 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4860 + ... + 6330.

It is an arithmetic number, because the mean of its divisors is an integer number (825792).

Almost surely, 28230245 is an apocalyptic number.

It is an amenable number.

8230245 is a deficient number, since it is larger than the sum of its proper divisors (4982427).

8230245 is a wasteful number, since it uses less digits than its factorization.

8230245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 8230245 is about 2868.8403580541. The cubic root of 8230245 is about 201.9005899117.

The spelling of 8230245 in words is "eight million, two hundred thirty thousand, two hundred forty-five".

Divisors: 1 3 5 15 373 1119 1471 1865 4413 5595 7355 22065 548683 1646049 2743415 8230245