Base | Representation |
---|---|
bin | 1010101110101… |
… | …00110101110001 |
3 | 20021100111211020 |
4 | 11113110311301 |
5 | 141020011003 |
6 | 12533010053 |
7 | 2141664603 |
oct | 527246561 |
9 | 207314736 |
10 | 90000753 |
11 | 46891997 |
12 | 26183929 |
13 | 158523ab |
14 | bd4b173 |
15 | 7d7bd53 |
hex | 55d4d71 |
90000753 has 4 divisors (see below), whose sum is σ = 120001008. Its totient is φ = 60000500.
The previous prime is 90000749. The next prime is 90000767. The reversal of 90000753 is 35700009.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35700009 = 3 ⋅11900003.
It is a cyclic number.
It is not a de Polignac number, because 90000753 - 22 = 90000749 is a prime.
It is a super-3 number, since 3×900007533 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (90000553) 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, 15000123 + ... + 15000128.
It is an arithmetic number, because the mean of its divisors is an integer number (30000252).
Almost surely, 290000753 is an apocalyptic number.
It is an amenable number.
90000753 is a deficient number, since it is larger than the sum of its proper divisors (30000255).
90000753 is a wasteful number, since it uses less digits than its factorization.
90000753 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30000254.
The product of its (nonzero) digits is 945, while the sum is 24.
The square root of 90000753 is about 9486.8726670068. The cubic root of 90000753 is about 448.1417244662.
The spelling of 90000753 in words is "ninety million, seven hundred fifty-three", and thus it is an aban number.
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