Base | Representation |
---|---|
bin | 1010110010101… |
… | …01111010111001 |
3 | 20022100101002011 |
4 | 11121111322321 |
5 | 141133420330 |
6 | 12552205521 |
7 | 2146326205 |
oct | 531257271 |
9 | 208311064 |
10 | 90529465 |
11 | 47113144 |
12 | 263998a1 |
13 | 159a8c40 |
14 | c047b05 |
15 | 7e3382a |
hex | 5655eb9 |
90529465 has 16 divisors (see below), whose sum is σ = 118314000. Its totient is φ = 66097152.
The previous prime is 90529441. The next prime is 90529469. The reversal of 90529465 is 56492509.
It can be written as a sum of positive squares in 8 ways, for example, as 30063289 + 60466176 = 5483^2 + 7776^2 .
It is a cyclic number.
It is not a de Polignac number, because 90529465 - 27 = 90529337 is a prime.
It is not an unprimeable number, because it can be changed into a prime (90529469) 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, 2040 + ... + 13609.
It is an arithmetic number, because the mean of its divisors is an integer number (7394625).
Almost surely, 290529465 is an apocalyptic number.
It is an amenable number.
90529465 is a deficient number, since it is larger than the sum of its proper divisors (27784535).
90529465 is a wasteful number, since it uses less digits than its factorization.
90529465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15756.
The product of its (nonzero) digits is 97200, while the sum is 40.
The square root of 90529465 is about 9514.6973152066. The cubic root of 90529465 is about 449.0175521368.
The spelling of 90529465 in words is "ninety million, five hundred twenty-nine thousand, four hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •