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8053025085 = 3257137191977
BaseRepresentation
bin1110111111111111…
…10110100100111101
3202210020012001122100
413133333312210331
5112443033300320
63411032135313
7403363404150
oct73777664475
922706161570
108053025085
1134627a4a36
121688b37539
139b451a401
1456574bc97
15321ec1790
hex1dfff693d

8053025085 has 96 divisors (see below), whose sum is σ = 16169766912. Its totient is φ = 3631656960.

The previous prime is 8053025083. The next prime is 8053025087. The reversal of 8053025085 is 5805203508.

It is an interprime number because it is at equal distance from previous prime (8053025083) and next prime (8053025087).

It is not a de Polignac number, because 8053025085 - 21 = 8053025083 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8053025081) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8242117 + ... + 8243093.

It is an arithmetic number, because the mean of its divisors is an integer number (168435072).

Almost surely, 28053025085 is an apocalyptic number.

It is an amenable number.

8053025085 is an abundant number, since it is smaller than the sum of its proper divisors (8116741827).

8053025085 is a wasteful number, since it uses less digits than its factorization.

8053025085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 8053025085 is about 89738.6487807790. The cubic root of 8053025085 is about 2004.4090301674.

The spelling of 8053025085 in words is "eight billion, fifty-three million, twenty-five thousand, eighty-five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 137 191 315 411 573 685 955 959 977 1233 1337 1719 2055 2865 2877 2931 4011 4795 4885 6165 6685 6839 8595 8631 8793 12033 14385 14655 20055 20517 26167 34195 43155 43965 60165 61551 78501 102585 130835 133849 183169 186607 235503 307755 392505 401547 549507 559821 669245 915845 933035 936943 1177515 1204641 1306249 1648521 1679463 2007735 2747535 2799105 2810829 3918747 4684715 6023205 6531245 8242605 8397315 8432487 11756241 14054145 19593735 25565159 42162435 58781205 76695477 127825795 178956113 230086431 383477385 536868339 894780565 1150432155 1610605017 2684341695 8053025085