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61052460 = 22357612383
BaseRepresentation
bin1110100011100…
…1011000101100
311020212210020020
43220321120230
5111112134320
610020322140
71340636340
oct350713054
9136783206
1061052460
113150a687
1218543350
13c858021
148173620
15555e940
hex3a3962c

61052460 has 96 divisors (see below), whose sum is σ = 198653952. Its totient is φ = 13720320.

The previous prime is 61052437. The next prime is 61052473. The reversal of 61052460 is 6425016.

61052460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 61052460.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 24429 + ... + 26811.

It is an arithmetic number, because the mean of its divisors is an integer number (2069312).

Almost surely, 261052460 is an apocalyptic number.

61052460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61052460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99326976).

61052460 is an abundant number, since it is smaller than the sum of its proper divisors (137601492).

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

61052460 is a wasteful number, since it uses less digits than its factorization.

61052460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463 (or 2461 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 61052460 is about 7813.6073615200. The cubic root of 61052460 is about 393.7625322290.

Adding to 61052460 its reverse (6425016), we get a palindrome (67477476).

The spelling of 61052460 in words is "sixty-one million, fifty-two thousand, four hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 61 70 84 105 122 140 183 210 244 305 366 420 427 610 732 854 915 1220 1281 1708 1830 2135 2383 2562 3660 4270 4766 5124 6405 7149 8540 9532 11915 12810 14298 16681 23830 25620 28596 33362 35745 47660 50043 66724 71490 83405 100086 142980 145363 166810 200172 250215 290726 333620 436089 500430 581452 726815 872178 1000860 1017541 1453630 1744356 2035082 2180445 2907260 3052623 4070164 4360890 5087705 6105246 8721780 10175410 12210492 15263115 20350820 30526230 61052460