Base | Representation |
---|---|
bin | 1010110001110… |
… | …01000111001101 |
3 | 20022010101012221 |
4 | 11120321013031 |
5 | 141121131334 |
6 | 12545455341 |
7 | 2145325201 |
oct | 530710715 |
9 | 208111187 |
10 | 90411469 |
11 | 47042525 |
12 | 26341551 |
13 | 15967315 |
14 | c016b01 |
15 | 7e0d8b4 |
hex | 56391cd |
90411469 has 16 divisors (see below), whose sum is σ = 95510016. Its totient is φ = 85478400.
The previous prime is 90411439. The next prime is 90411487. The reversal of 90411469 is 96411409.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-90411469 is a prime.
It is a super-2 number, since 2×904114692 = 16348467453475922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90411439) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321609 + ... + 321889.
It is an arithmetic number, because the mean of its divisors is an integer number (5969376).
Almost surely, 290411469 is an apocalyptic number.
90411469 is the 6014-th heptagonal number.
It is an amenable number.
90411469 is a deficient number, since it is larger than the sum of its proper divisors (5098547).
90411469 is a wasteful number, since it uses less digits than its factorization.
90411469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 516.
The product of its (nonzero) digits is 7776, while the sum is 34.
The square root of 90411469 is about 9508.4945706458. The cubic root of 90411469 is about 448.8223843323.
The spelling of 90411469 in words is "ninety million, four hundred eleven thousand, four hundred sixty-nine".
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