Search a number
-
+
492484293 = 3472961491
BaseRepresentation
bin11101010110101…
…011011011000101
31021022200210110000
4131112223123011
52002033444133
6120511351513
715130022160
oct3526533305
91238623400
10492484293
11232aa3814
12118b22599
137b053232
144959aad7
152d381413
hex1d5ab6c5

492484293 has 80 divisors (see below), whose sum is σ = 885836160. Its totient is φ = 266716800.

The previous prime is 492484249. The next prime is 492484309. The reversal of 492484293 is 392484294.

It is a happy number.

It is not a de Polignac number, because 492484293 - 210 = 492483269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492482293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1002778 + ... + 1003268.

It is an arithmetic number, because the mean of its divisors is an integer number (11072952).

Almost surely, 2492484293 is an apocalyptic number.

It is an amenable number.

492484293 is a deficient number, since it is larger than the sum of its proper divisors (393351867).

492484293 is a wasteful number, since it uses less digits than its factorization.

492484293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600 (or 591 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 492484293 is about 22191.9871349999. The cubic root of 492484293 is about 789.7036184588.

Subtracting from 492484293 its reverse (392484294), we obtain a palindrome (99999999).

The spelling of 492484293 in words is "four hundred ninety-two million, four hundred eighty-four thousand, two hundred ninety-three".

Divisors: 1 3 7 9 21 27 29 61 63 81 87 183 189 203 261 427 491 549 567 609 783 1281 1473 1647 1769 1827 2349 3437 3843 4419 4941 5307 5481 10311 11529 12383 13257 14239 15921 16443 29951 30933 34587 37149 39771 42717 47763 89853 92799 99673 111447 128151 143289 209657 269559 278397 299019 334341 384453 628971 808677 868579 897057 1003023 1153359 1886913 2426031 2605737 2691171 5660739 6080053 7817211 8073513 16982217 18240159 23451633 54720477 70354899 164161431 492484293