Base | Representation |
---|---|
bin | 1010110001011… |
… | …00000101111110 |
3 | 20022000200001212 |
4 | 11120230011332 |
5 | 141112430032 |
6 | 12544404422 |
7 | 2145013550 |
oct | 530540576 |
9 | 208020055 |
10 | 90358142 |
11 | 47006456 |
12 | 26316712 |
13 | 15948c74 |
14 | c0014d0 |
15 | 7decbb2 |
hex | 562c17e |
90358142 has 16 divisors (see below), whose sum is σ = 160241760. Its totient is φ = 37389408.
The previous prime is 90358127. The next prime is 90358153. The reversal of 90358142 is 24185309.
It is a junction number, because it is equal to n+sod(n) for n = 90358099 and 90358108.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110873 + ... + 111684.
It is an arithmetic number, because the mean of its divisors is an integer number (10015110).
Almost surely, 290358142 is an apocalyptic number.
90358142 is a deficient number, since it is larger than the sum of its proper divisors (69883618).
90358142 is a wasteful number, since it uses less digits than its factorization.
90358142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 222595.
The product of its (nonzero) digits is 8640, while the sum is 32.
The square root of 90358142 is about 9505.6899802171. The cubic root of 90358142 is about 448.7341246650.
The spelling of 90358142 in words is "ninety million, three hundred fifty-eight thousand, one hundred forty-two".
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