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68669462 = 2228715013
BaseRepresentation
bin1000001011111…
…01000000010110
311210012202210102
410011331000112
5120034410322
610451454102
71462452341
oct405750026
9153182712
1068669462
1135842424
121abb7332
13112c4024
149197458
156066792
hex417d016

68669462 has 8 divisors (see below), whose sum is σ = 103056096. Its totient is φ = 34317432.

The previous prime is 68669459. The next prime is 68669473. The reversal of 68669462 is 26496686.

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

It is a super-2 number, since 2×686694622 = 9430990022738888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2933 + ... + 12080.

It is an arithmetic number, because the mean of its divisors is an integer number (12882012).

Almost surely, 268669462 is an apocalyptic number.

68669462 is a deficient number, since it is larger than the sum of its proper divisors (34386634).

68669462 is a wasteful number, since it uses less digits than its factorization.

68669462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17302.

The product of its digits is 746496, while the sum is 47.

The square root of 68669462 is about 8286.7039285834. The cubic root of 68669462 is about 409.5006055302.

The spelling of 68669462 in words is "sixty-eight million, six hundred sixty-nine thousand, four hundred sixty-two".

Divisors: 1 2 2287 4574 15013 30026 34334731 68669462