Base | Representation |
---|---|
bin | 1010101111000… |
… | …10011100100110 |
3 | 20021110100021102 |
4 | 11113202130212 |
5 | 141023301421 |
6 | 12534120102 |
7 | 2142316232 |
oct | 527423446 |
9 | 207410242 |
10 | 90056486 |
11 | 4691a853 |
12 | 261b0032 |
13 | 15871880 |
14 | bd635c2 |
15 | 7d8d60b |
hex | 55e2726 |
90056486 has 16 divisors (see below), whose sum is σ = 145672800. Its totient is φ = 41508288.
The previous prime is 90056467. The next prime is 90056489. The reversal of 90056486 is 68465009.
It is a super-2 number, since 2×900564862 = 16220341341336392, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90056489) 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, 22010 + ... + 25778.
It is an arithmetic number, because the mean of its divisors is an integer number (9104550).
Almost surely, 290056486 is an apocalyptic number.
90056486 is a deficient number, since it is larger than the sum of its proper divisors (55616314).
90056486 is a wasteful number, since it uses less digits than its factorization.
90056486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4703.
The product of its (nonzero) digits is 51840, while the sum is 38.
The square root of 90056486 is about 9489.8095871308. The cubic root of 90056486 is about 448.2342093553.
The spelling of 90056486 in words is "ninety million, fifty-six thousand, four hundred eighty-six".
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