Base | Representation |
---|---|
bin | 1010110100000… |
… | …11000110001001 |
3 | 20022200202220111 |
4 | 11122003012021 |
5 | 141210331010 |
6 | 13000154321 |
7 | 2151026530 |
oct | 532030611 |
9 | 208622814 |
10 | 90714505 |
11 | 4722a172 |
12 | 264689a1 |
13 | 15a4222b |
14 | c095317 |
15 | 7e6d58a |
hex | 5683189 |
90714505 has 8 divisors (see below), whose sum is σ = 124408512. Its totient is φ = 62204208.
The previous prime is 90714451. The next prime is 90714517. The reversal of 90714505 is 50541709.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 90714505 - 213 = 90706313 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295887 + ... + 1295956.
It is an arithmetic number, because the mean of its divisors is an integer number (15551064).
Almost surely, 290714505 is an apocalyptic number.
It is an amenable number.
90714505 is a deficient number, since it is larger than the sum of its proper divisors (33694007).
90714505 is a wasteful number, since it uses less digits than its factorization.
90714505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2591855.
The product of its (nonzero) digits is 6300, while the sum is 31.
The square root of 90714505 is about 9524.4162550783. The cubic root of 90714505 is about 449.3232708820.
It can be divided in two parts, 90714 and 505, that added together give a palindrome (91219).
The spelling of 90714505 in words is "ninety million, seven hundred fourteen thousand, five hundred five".
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