Search a number
-
+
490142413725 = 352179257142061
BaseRepresentation
bin1110010000111101100…
…00111011001110011101
31201212010212102110000120
413020132300323032131
531012302424214400
61013100204545153
750261120526636
oct7103660731635
91655125373016
10490142413725
11179960683a88
127abab8521b9
13372b2b044a3
1419a19d7288d
15cb3a506ca0
hex721ec3b39d

490142413725 has 48 divisors (see below), whose sum is σ = 818072550720. Its totient is φ = 258935603200.

The previous prime is 490142413687. The next prime is 490142413727. The reversal of 490142413725 is 527314241094.

It is not a de Polignac number, because 490142413725 - 26 = 490142413661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490142413727) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3379195 + ... + 3521255.

It is an arithmetic number, because the mean of its divisors is an integer number (17043178140).

Almost surely, 2490142413725 is an apocalyptic number.

It is an amenable number.

490142413725 is a deficient number, since it is larger than the sum of its proper divisors (327930136995).

490142413725 is a wasteful number, since it uses less digits than its factorization.

490142413725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142510 (or 142505 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 490142413725 in words is "four hundred ninety billion, one hundred forty-two million, four hundred thirteen thousand, seven hundred twenty-five".

Divisors: 1 3 5 15 25 75 179 257 537 771 895 1285 2685 3855 4475 6425 13425 19275 46003 138009 142061 230015 426183 690045 710305 1150075 2130915 3450225 3551525 10654575 25428919 36509677 76286757 109529031 127144595 182548385 381433785 547645155 635722975 912741925 1907168925 2738225775 6535232183 19605696549 32676160915 98028482745 163380804575 490142413725