Base | Representation |
---|---|
bin | 1000001100100… |
… | …00101100101111 |
3 | 11210100212110000 |
4 | 10012100230233 |
5 | 120100001002 |
6 | 10453315343 |
7 | 1463236455 |
oct | 406205457 |
9 | 153325400 |
10 | 68750127 |
11 | 35897a96 |
12 | 1b035b53 |
13 | 11321964 |
14 | 91b89d5 |
15 | 608061c |
hex | 4190b2f |
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".
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