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68750127 = 345771471
BaseRepresentation
bin1000001100100…
…00101100101111
311210100212110000
410012100230233
5120100001002
610453315343
71463236455
oct406205457
9153325400
1068750127
1135897a96
121b035b53
1311321964
1491b89d5
15608061c
hex4190b2f

68750127 has 20 divisors (see below), whose sum is σ = 102948736. Its totient is φ = 45722880.

The previous prime is 68750117. The next prime is 68750147. The reversal of 68750127 is 72105786.

It is not a de Polignac number, because 68750127 - 28 = 68749871 is a prime.

It is a super-2 number, since 2×687501272 = 9453159925032258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68750091 and 68750100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68750117) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46002 + ... + 47472.

Almost surely, 268750127 is an apocalyptic number.

68750127 is a deficient number, since it is larger than the sum of its proper divisors (34198609).

68750127 is a wasteful number, since it uses less digits than its factorization.

68750127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060 (or 2051 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 68750127 is about 8291.5696342731. The cubic root of 68750127 is about 409.6608875518.

The spelling of 68750127 in words is "sixty-eight million, seven hundred fifty thousand, one hundred twenty-seven".

Divisors: 1 3 9 27 81 577 1471 1731 4413 5193 13239 15579 39717 46737 119151 848767 2546301 7638903 22916709 68750127