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52870160 = 2457194969
BaseRepresentation
bin1100100110101…
…1110000010000
310200111002020002
43021223300100
5102013321120
65125105132
71211250260
oct311536020
9120432202
1052870160
1127931152
12158581a8
13ac51925
1470437a0
154995375
hex326bc10

52870160 has 80 divisors (see below), whose sum is σ = 147907200. Its totient is φ = 17169408.

The previous prime is 52870133. The next prime is 52870163. The reversal of 52870160 is 6107825.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (52870163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8156 + ... + 13124.

It is an arithmetic number, because the mean of its divisors is an integer number (1848840).

Almost surely, 252870160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52870160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73953600).

52870160 is an abundant number, since it is smaller than the sum of its proper divisors (95037040).

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

52870160 is a wasteful number, since it uses less digits than its factorization.

52870160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5008 (or 5002 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 52870160 is about 7271.1869732527. The cubic root of 52870160 is about 375.3215848837.

Adding to 52870160 its reverse (6107825), we get a palindrome (58977985).

The spelling of 52870160 in words is "fifty-two million, eight hundred seventy thousand, one hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 56 70 76 80 95 112 133 140 152 190 266 280 304 380 532 560 665 760 1064 1330 1520 2128 2660 4969 5320 9938 10640 19876 24845 34783 39752 49690 69566 79504 94411 99380 139132 173915 188822 198760 278264 347830 377644 397520 472055 556528 660877 695660 755288 944110 1321754 1391320 1510576 1888220 2643508 2782640 3304385 3776440 5287016 6608770 7552880 10574032 13217540 26435080 52870160