Base | Representation |
---|---|
bin | 1011111101011… |
… | …1101011011101 |
3 | 10111101201111021 |
4 | 2333113223131 |
5 | 100320311433 |
6 | 4551124141 |
7 | 1146256666 |
oct | 277275335 |
9 | 114351437 |
10 | 50166493 |
11 | 26354913 |
12 | 14973651 |
13 | a516120 |
14 | 693c36d |
15 | 460e22d |
hex | 2fd7add |
50166493 has 8 divisors (see below), whose sum is σ = 55343736. Its totient is φ = 45177600.
The previous prime is 50166469. The next prime is 50166521. The reversal of 50166493 is 39466105.
It can be written as a sum of positive squares in 4 ways, for example, as 1138489 + 49028004 = 1067^2 + 7002^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 50166493 - 29 = 50165981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50166793) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46528 + ... + 47593.
It is an arithmetic number, because the mean of its divisors is an integer number (6917967).
Almost surely, 250166493 is an apocalyptic number.
It is an amenable number.
50166493 is a deficient number, since it is larger than the sum of its proper divisors (5177243).
50166493 is a wasteful number, since it uses less digits than its factorization.
50166493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94175.
The product of its (nonzero) digits is 19440, while the sum is 34.
The square root of 50166493 is about 7082.8308606093. The cubic root of 50166493 is about 368.8116071347.
The spelling of 50166493 in words is "fifty million, one hundred sixty-six thousand, four hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •