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52170672160 = 255458371147
BaseRepresentation
bin110000100101100111…
…010100100000100000
311222122212022202001001
4300211213110200200
51323321143002120
635544502321344
73524560253005
oct604547244040
9158585282031
1052170672160
1120141a91192
12a13ba29254
134bc56a3319
14274cb358ac
15155521be0a
hexc259d4820

52170672160 has 48 divisors (see below), whose sum is σ = 123281839296. Its totient is φ = 20863422208.

The previous prime is 52170672149. The next prime is 52170672163. The reversal of 52170672160 is 6127607125.

It is not an unprimeable number, because it can be changed into a prime (52170672163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697707 + ... + 768853.

It is an arithmetic number, because the mean of its divisors is an integer number (2568371652).

Almost surely, 252170672160 is an apocalyptic number.

It is an amenable number.

52170672160 is an abundant number, since it is smaller than the sum of its proper divisors (71111167136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52170672160 is a wasteful number, since it uses less digits than its factorization.

52170672160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75745 (or 75737 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 37.

The spelling of 52170672160 in words is "fifty-two billion, one hundred seventy million, six hundred seventy-two thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 4583 9166 18332 22915 36664 45830 71147 73328 91660 142294 146656 183320 284588 355735 366640 569176 711470 733280 1138352 1422940 2276704 2845880 5691760 11383520 326066701 652133402 1304266804 1630333505 2608533608 3260667010 5217067216 6521334020 10434134432 13042668040 26085336080 52170672160