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682493254 = 217611093019
BaseRepresentation
bin101000101011100…
…000010101000110
31202120020020201221
4220223200111012
52344204241004
6151420110554
722625045152
oct5053402506
91676206657
10682493254
11320282313
1217069545a
13ab51ca81
14668dc062
153edb5354
hex28ae0546

682493254 has 32 divisors (see below), whose sum is σ = 1112205600. Its totient is φ = 312906240.

The previous prime is 682493213. The next prime is 682493267. The reversal of 682493254 is 452394286.

It is a self number, because there is not a number n which added to its sum of digits gives 682493254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224557 + ... + 227575.

It is an arithmetic number, because the mean of its divisors is an integer number (34756425).

Almost surely, 2682493254 is an apocalyptic number.

682493254 is a deficient number, since it is larger than the sum of its proper divisors (429712346).

682493254 is a wasteful number, since it uses less digits than its factorization.

682493254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208.

The product of its digits is 414720, while the sum is 43.

The square root of 682493254 is about 26124.5718433815. The cubic root of 682493254 is about 880.4393699526.

The spelling of 682493254 in words is "six hundred eighty-two million, four hundred ninety-three thousand, two hundred fifty-four".

Divisors: 1 2 17 34 61 109 122 218 1037 1853 2074 3019 3706 6038 6649 13298 51323 102646 113033 184159 226066 329071 368318 658142 3130703 5594207 6261406 11188414 20073331 40146662 341246627 682493254