Base | Representation |
---|---|
bin | 101010010101111000… |
… | …1101010110001101001 |
3 | 22200200222111021210002 |
4 | 1110223301222301221 |
5 | 2442210230110034 |
6 | 105434434432345 |
7 | 6366204440330 |
oct | 1245361526151 |
9 | 280628437702 |
10 | 90928753769 |
11 | 35620a02597 |
12 | 15757a326b5 |
13 | 8761375619 |
14 | 45883c0d17 |
15 | 2572b87e7e |
hex | 152bc6ac69 |
90928753769 has 8 divisors (see below), whose sum is σ = 103920402240. Its totient is φ = 77937561936.
The previous prime is 90928753763. The next prime is 90928753787. The reversal of 90928753769 is 96735782909.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 90928753769 - 216 = 90928688233 is a prime.
It is a super-2 number, since 2×909287537692 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (90928753763) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 693542 + ... + 814160.
It is an arithmetic number, because the mean of its divisors is an integer number (12990050280).
Almost surely, 290928753769 is an apocalyptic number.
It is an amenable number.
90928753769 is a deficient number, since it is larger than the sum of its proper divisors (12991648471).
90928753769 is a wasteful number, since it uses less digits than its factorization.
90928753769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 228319.
The product of its (nonzero) digits is 51438240, while the sum is 65.
The spelling of 90928753769 in words is "ninety billion, nine hundred twenty-eight million, seven hundred fifty-three thousand, seven hundred sixty-nine".
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