Base | Representation |
---|---|
bin | 1010110101101… |
… | …11000110110010 |
3 | 20100002121010121 |
4 | 11122313012302 |
5 | 141234140123 |
6 | 13004520454 |
7 | 2152604602 |
oct | 532670662 |
9 | 210077117 |
10 | 90927538 |
11 | 47365229 |
12 | 2655012a |
13 | 15ab81a0 |
14 | c10cc02 |
15 | 7eb175d |
hex | 56b71b2 |
90927538 has 8 divisors (see below), whose sum is σ = 146882988. Its totient is φ = 41966544.
The previous prime is 90927497. The next prime is 90927539. The reversal of 90927538 is 83572909.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 82029249 + 8898289 = 9057^2 + 2983^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 90927494 and 90927503.
It is not an unprimeable number, because it can be changed into a prime (90927539) 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, 1748581 + ... + 1748632.
Almost surely, 290927538 is an apocalyptic number.
90927538 is a deficient number, since it is larger than the sum of its proper divisors (55955450).
90927538 is a wasteful number, since it uses less digits than its factorization.
90927538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3497228.
The product of its (nonzero) digits is 136080, while the sum is 43.
The square root of 90927538 is about 9535.5932169949. The cubic root of 90927538 is about 449.6747246073.
The spelling of 90927538 in words is "ninety million, nine hundred twenty-seven thousand, five hundred thirty-eight".
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