Base | Representation |
---|---|
bin | 1010110010110… |
… | …01101011000000 |
3 | 20022101011011022 |
4 | 11121121223000 |
5 | 141134413312 |
6 | 12552405012 |
7 | 2146422050 |
oct | 531315300 |
9 | 208334138 |
10 | 90544832 |
11 | 47123744 |
12 | 263a6768 |
13 | 159b2c31 |
14 | c04d560 |
15 | 7e38172 |
hex | 5659ac0 |
90544832 has 28 divisors (see below), whose sum is σ = 205343760. Its totient is φ = 38804736.
The previous prime is 90544793. The next prime is 90544837. The reversal of 90544832 is 23844509.
It is a tau number, because it is divible by the number of its divisors (28).
It is a junction number, because it is equal to n+sod(n) for n = 90544792 and 90544801.
It is not an unprimeable number, because it can be changed into a prime (90544837) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100607 + ... + 101502.
Almost surely, 290544832 is an apocalyptic number.
It is an amenable number.
90544832 is an abundant number, since it is smaller than the sum of its proper divisors (114798928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90544832 is a wasteful number, since it uses less digits than its factorization.
90544832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202128 (or 202118 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 90544832 is about 9515.5048210802. The cubic root of 90544832 is about 449.0429569865.
The spelling of 90544832 in words is "ninety million, five hundred forty-four thousand, eight hundred thirty-two".
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