Search a number
-
+
60427220 = 22571922717
BaseRepresentation
bin1110011010000…
…0101111010100
311012201000120012
43212200233110
5110432132340
65555055352
71332423440
oct346405724
9135630505
1060427220
1131122957
12182a1558
13c699569
14804d820
155489565
hex39a0bd4

60427220 has 48 divisors (see below), whose sum is σ = 152664960. Its totient is φ = 19626624.

The previous prime is 60427193. The next prime is 60427229. The reversal of 60427220 is 2272406.

60427220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60427229) 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 15 ways as a sum of consecutive naturals, for example, 8699 + ... + 14018.

It is an arithmetic number, because the mean of its divisors is an integer number (3180520).

Almost surely, 260427220 is an apocalyptic number.

It is an amenable number.

60427220 is an abundant number, since it is smaller than the sum of its proper divisors (92237740).

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

60427220 is a wasteful number, since it uses less digits than its factorization.

60427220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22752 (or 22750 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 60427220 is about 7773.4947095885. The cubic root of 60427220 is about 392.4137395465.

Adding to 60427220 its reverse (2272406), we get a palindrome (62699626).

The spelling of 60427220 in words is "sixty million, four hundred twenty-seven thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 1330 2660 22717 45434 90868 113585 159019 227170 318038 431623 454340 636076 795095 863246 1590190 1726492 2158115 3021361 3180380 4316230 6042722 8632460 12085444 15106805 30213610 60427220