Base | Representation |
---|---|
bin | 1010110101011… |
… | …00000101010100 |
3 | 20100000022012101 |
4 | 11122230011110 |
5 | 141231214023 |
6 | 13003531444 |
7 | 2152326142 |
oct | 532540524 |
9 | 210008171 |
10 | 90882388 |
11 | 47334313 |
12 | 26529b84 |
13 | 15aa077c |
14 | c0da592 |
15 | 7ea31ad |
hex | 56ac154 |
90882388 has 6 divisors (see below), whose sum is σ = 159044186. Its totient is φ = 45441192.
The previous prime is 90882329. The next prime is 90882413. The reversal of 90882388 is 88328809.
It can be written as a sum of positive squares in only one way, i.e., 88774084 + 2108304 = 9422^2 + 1452^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11360295 + ... + 11360302.
Almost surely, 290882388 is an apocalyptic number.
It is an amenable number.
90882388 is a deficient number, since it is larger than the sum of its proper divisors (68161798).
90882388 is a wasteful number, since it uses less digits than its factorization.
90882388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22720601 (or 22720599 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 46.
The square root of 90882388 is about 9533.2254772454. The cubic root of 90882388 is about 449.6002837369.
It can be divided in two parts, 9088 and 2388, that added together give a triangular number (11476 = T151).
The spelling of 90882388 in words is "ninety million, eight hundred eighty-two thousand, three hundred eighty-eight".
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