Base | Representation |
---|---|
bin | 1010101110110… |
… | …00000000111110 |
3 | 20021101011122220 |
4 | 11113120000332 |
5 | 141020420013 |
6 | 12533150210 |
7 | 2142050532 |
oct | 527300076 |
9 | 207334586 |
10 | 90013758 |
11 | 468a073a |
12 | 2618b366 |
13 | 158582a3 |
14 | bd51bc2 |
15 | 7d80b23 |
hex | 55d803e |
90013758 has 8 divisors (see below), whose sum is σ = 180027528. Its totient is φ = 30004584.
The previous prime is 90013747. The next prime is 90013787. The reversal of 90013758 is 85731009.
It is a sphenic number, since it is the product of 3 distinct primes.
90013758 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7501141 + ... + 7501152.
It is an arithmetic number, because the mean of its divisors is an integer number (22503441).
Almost surely, 290013758 is an apocalyptic number.
90013758 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90013758 is a wasteful number, since it uses less digits than its factorization.
90013758 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15002298.
The product of its (nonzero) digits is 7560, while the sum is 33.
The square root of 90013758 is about 9487.5580630634. The cubic root of 90013758 is about 448.1633087391.
The spelling of 90013758 in words is "ninety million, thirteen thousand, seven hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •