Base | Representation |
---|---|
bin | 1111101110010… |
… | …0110101100011 |
3 | 11121002120001120 |
4 | 3323210311203 |
5 | 113340332102 |
6 | 10313303323 |
7 | 1430362134 |
oct | 373446543 |
9 | 147076046 |
10 | 65949027 |
11 | 34254531 |
12 | 1a104b43 |
13 | 108809c1 |
14 | 8a89c8b |
15 | 5bca6bc |
hex | 3ee4d63 |
65949027 has 16 divisors (see below), whose sum is σ = 92136960. Its totient is φ = 41879552.
The previous prime is 65948999. The next prime is 65949029. The reversal of 65949027 is 72094956.
It is a 11-Lehmer number, since φ(65949027) divides (65949027-1)11.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-65949027 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 65949027.
It is not an unprimeable number, because it can be changed into a prime (65949029) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15874 + ... + 19592.
It is an arithmetic number, because the mean of its divisors is an integer number (5758560).
Almost surely, 265949027 is an apocalyptic number.
65949027 is a deficient number, since it is larger than the sum of its proper divisors (26187933).
65949027 is a wasteful number, since it uses less digits than its factorization.
65949027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4002.
The product of its (nonzero) digits is 136080, while the sum is 42.
The square root of 65949027 is about 8120.9006273935. The cubic root of 65949027 is about 404.0199378292.
The spelling of 65949027 in words is "sixty-five million, nine hundred forty-nine thousand, twenty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •