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493072216 = 237131739841
BaseRepresentation
bin11101011000111…
…010111101011000
31021100210122220221
4131120322331120
52002211302331
6120532125424
715135021220
oct3530727530
91240718827
10493072216
112333654aa
12119166874
137b1caa10
14496b1080
152d44a711
hex1d63af58

493072216 has 64 divisors (see below), whose sum is σ = 1204822080. Its totient is φ = 183582720.

The previous prime is 493072187. The next prime is 493072219. The reversal of 493072216 is 612270394.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493072219) 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 15 ways as a sum of consecutive naturals, for example, 7545 + ... + 32296.

It is an arithmetic number, because the mean of its divisors is an integer number (18825345).

Almost surely, 2493072216 is an apocalyptic number.

It is an amenable number.

493072216 is an abundant number, since it is smaller than the sum of its proper divisors (711749864).

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

493072216 is a wasteful number, since it uses less digits than its factorization.

493072216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39884 (or 39880 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 493072216 is about 22205.2294741577. The cubic root of 493072216 is about 790.0177403483.

The spelling of 493072216 in words is "four hundred ninety-three million, seventy-two thousand, two hundred sixteen".

Divisors: 1 2 4 7 8 13 14 17 26 28 34 52 56 68 91 104 119 136 182 221 238 364 442 476 728 884 952 1547 1768 3094 6188 12376 39841 79682 159364 278887 318728 517933 557774 677297 1035866 1115548 1354594 2071732 2231096 2709188 3625531 4143464 4741079 5418376 7251062 8804861 9482158 14502124 17609722 18964316 29004248 35219444 37928632 61634027 70438888 123268054 246536108 493072216