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8230326253 = 172121612213
BaseRepresentation
bin1111010101001000…
…01100111111101101
3210020120210220010021
413222210030333231
5113323430420003
63440404242141
7410645422162
oct75244147755
923216726107
108230326253
113543893a26
1217183a0351
13a12187a46
14581102069
153328452bd
hex1ea90cfed

8230326253 has 8 divisors (see below), whose sum is σ = 8242642296. Its totient is φ = 8218022400.

The previous prime is 8230326227. The next prime is 8230326283. The reversal of 8230326253 is 3526230328.

It can be written as a sum of positive squares in 4 ways, for example, as 5299403209 + 2930923044 = 72797^2 + 54138^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-8230326253 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 (8230326283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3717975 + ... + 3720187.

It is an arithmetic number, because the mean of its divisors is an integer number (1030330287).

Almost surely, 28230326253 is an apocalyptic number.

It is an amenable number.

8230326253 is a deficient number, since it is larger than the sum of its proper divisors (12316043).

8230326253 is a wasteful number, since it uses less digits than its factorization.

8230326253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6095.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 8230326253 is about 90721.1455670617. The cubic root of 8230326253 is about 2019.0125432992.

The spelling of 8230326253 in words is "eight billion, two hundred thirty million, three hundred twenty-six thousand, two hundred fifty-three".

Divisors: 1 1721 2161 2213 3719081 3808573 4782293 8230326253