Base | Representation |
---|---|
bin | 1010111000000… |
… | …11011101011010 |
3 | 20100200111010201 |
4 | 11130003131122 |
5 | 141324142112 |
6 | 13015332414 |
7 | 2155346440 |
oct | 534033532 |
9 | 210614121 |
10 | 91240282 |
11 | 475591a1 |
12 | 2668110a |
13 | 15b97643 |
14 | c190b90 |
15 | 8024257 |
hex | 570375a |
91240282 has 16 divisors (see below), whose sum is σ = 156632832. Its totient is φ = 39047760.
The previous prime is 91240277. The next prime is 91240307. The reversal of 91240282 is 28204219.
It is a self number, because there is not a number n which added to its sum of digits gives 91240282.
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, 6607 + ... + 15037.
It is an arithmetic number, because the mean of its divisors is an integer number (9789552).
Almost surely, 291240282 is an apocalyptic number.
91240282 is a deficient number, since it is larger than the sum of its proper divisors (65392550).
91240282 is a wasteful number, since it uses less digits than its factorization.
91240282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9213.
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 91240282 is about 9551.9779103597. The cubic root of 91240282 is about 450.1896846417.
The spelling of 91240282 in words is "ninety-one million, two hundred forty thousand, two hundred eighty-two".
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