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8217402153 = 33139479241
BaseRepresentation
bin1111010011100101…
…11001101100101001
3210012200111021120220
413221302321230221
5113312123332103
63435223240253
7410430523452
oct75162715451
923180437526
108217402153
113537566954
121713ba9089
13a0c5b124c
1457d4da129
15331640c53
hex1e9cb9b29

8217402153 has 16 divisors (see below), whose sum is σ = 11004338496. Its totient is φ = 5454408960.

The previous prime is 8217402143. The next prime is 8217402173. The reversal of 8217402153 is 3512047128.

8217402153 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 8217402153 - 28 = 8217401897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8217402143) 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, 884613 + ... + 893853.

It is an arithmetic number, because the mean of its divisors is an integer number (687771156).

Almost surely, 28217402153 is an apocalyptic number.

It is an amenable number.

8217402153 is a deficient number, since it is larger than the sum of its proper divisors (2786936343).

8217402153 is a wasteful number, since it uses less digits than its factorization.

8217402153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10504.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 8217402153 is about 90649.8877715797. The cubic root of 8217402153 is about 2017.9551696470.

The spelling of 8217402153 in words is "eight billion, two hundred seventeen million, four hundred two thousand, one hundred fifty-three".

Divisors: 1 3 313 939 947 2841 9241 27723 296411 889233 2892433 8677299 8751227 26253681 2739134051 8217402153