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68580254 = 2127270001
BaseRepresentation
bin1000001011001…
…11001110011110
311210001020102102
410011213032132
5120024032004
610445525102
71461631301
oct405471636
9153036372
1068580254
11357913a6
121ab73792
1311292542
149172b38
15604a11e
hex416739e

68580254 has 8 divisors (see below), whose sum is σ = 103680768. Its totient is φ = 34020000.

The previous prime is 68580247. The next prime is 68580263. The reversal of 68580254 is 45208586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134747 + ... + 135254.

It is an arithmetic number, because the mean of its divisors is an integer number (12960096).

Almost surely, 268580254 is an apocalyptic number.

68580254 is a deficient number, since it is larger than the sum of its proper divisors (35100514).

68580254 is a wasteful number, since it uses less digits than its factorization.

68580254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270130.

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 68580254 is about 8281.3195808398. The cubic root of 68580254 is about 409.3232022648.

The spelling of 68580254 in words is "sixty-eight million, five hundred eighty thousand, two hundred fifty-four".

Divisors: 1 2 127 254 270001 540002 34290127 68580254