Base | Representation |
---|---|
bin | 1010110010100… |
… | …10011010010111 |
3 | 20022022122100221 |
4 | 11121102122113 |
5 | 141132440340 |
6 | 12552015211 |
7 | 2146236256 |
oct | 531223227 |
9 | 208278327 |
10 | 90515095 |
11 | 47103370 |
12 | 26391507 |
13 | 159a2538 |
14 | c04279d |
15 | 7e2e44a |
hex | 5652697 |
90515095 has 8 divisors (see below), whose sum is σ = 118492560. Its totient is φ = 65829120.
The previous prime is 90515093. The next prime is 90515099. The reversal of 90515095 is 59051509.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 90515095 - 21 = 90515093 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 90515095.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90515093) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 822810 + ... + 822919.
It is an arithmetic number, because the mean of its divisors is an integer number (14811570).
Almost surely, 290515095 is an apocalyptic number.
90515095 is a deficient number, since it is larger than the sum of its proper divisors (27977465).
90515095 is a wasteful number, since it uses less digits than its factorization.
90515095 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1645745.
The product of its (nonzero) digits is 10125, while the sum is 34.
The square root of 90515095 is about 9513.9421377261. The cubic root of 90515095 is about 448.9937929344.
The spelling of 90515095 in words is "ninety million, five hundred fifteen thousand, ninety-five".
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