Base | Representation |
---|---|
bin | 1111100001110… |
… | …0011010100110 |
3 | 11112112211221221 |
4 | 3320130122212 |
5 | 113133044402 |
6 | 10243530554 |
7 | 1420402564 |
oct | 370343246 |
9 | 145484857 |
10 | 65128102 |
11 | 33843786 |
12 | 19989a5a |
13 | 10654150 |
14 | 8914a34 |
15 | 5ab7337 |
hex | 3e1c6a6 |
65128102 has 8 divisors (see below), whose sum is σ = 105206976. Its totient is φ = 30059112.
The previous prime is 65128097. The next prime is 65128109. The reversal of 65128102 is 20182156.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65128109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1252438 + ... + 1252489.
It is an arithmetic number, because the mean of its divisors is an integer number (13150872).
Almost surely, 265128102 is an apocalyptic number.
65128102 is a deficient number, since it is larger than the sum of its proper divisors (40078874).
65128102 is a wasteful number, since it uses less digits than its factorization.
65128102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2504942.
The product of its (nonzero) digits is 960, while the sum is 25.
The square root of 65128102 is about 8070.1983866569. The cubic root of 65128102 is about 402.3365374071.
The spelling of 65128102 in words is "sixty-five million, one hundred twenty-eight thousand, one hundred two".
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