Base | Representation |
---|---|
bin | 1111100100001… |
… | …0011111001010 |
3 | 11112211202212111 |
4 | 3321002133022 |
5 | 113203042132 |
6 | 10251132534 |
7 | 1421622325 |
oct | 371023712 |
9 | 145752774 |
10 | 65284042 |
11 | 3393a95a |
12 | 19a4414a |
13 | 106aa115 |
14 | 89557bc |
15 | 5ae8647 |
hex | 3e427ca |
65284042 has 4 divisors (see below), whose sum is σ = 97926066. Its totient is φ = 32642020.
The previous prime is 65283989. The next prime is 65284061. The reversal of 65284042 is 24048256.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 52403121 + 12880921 = 7239^2 + 3589^2 .
It is a super-2 number, since 2×652840422 = 8524012279715528, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 65283995 and 65284013.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16321009 + ... + 16321012.
Almost surely, 265284042 is an apocalyptic number.
65284042 is a deficient number, since it is larger than the sum of its proper divisors (32642024).
65284042 is a wasteful number, since it uses less digits than its factorization.
65284042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32642023.
The product of its (nonzero) digits is 15360, while the sum is 31.
The square root of 65284042 is about 8079.8540828409. The cubic root of 65284042 is about 402.6573940467.
The spelling of 65284042 in words is "sixty-five million, two hundred eighty-four thousand, forty-two".
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