Base | Representation |
---|---|
bin | 111010000110… |
… | …1111011000101 |
3 | 2010022211010111 |
4 | 1310031323011 |
5 | 30244400413 |
6 | 3004553021 |
7 | 516645244 |
oct | 164157305 |
9 | 63284114 |
10 | 30465733 |
11 | 162193a1 |
12 | a252771 |
13 | 6408c7c |
14 | 409095b |
15 | 2a1bd3d |
hex | 1d0dec5 |
30465733 has 2 divisors, whose sum is σ = 30465734. Its totient is φ = 30465732.
The previous prime is 30465713. The next prime is 30465737. The reversal of 30465733 is 33756403.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 25877569 + 4588164 = 5087^2 + 2142^2 .
It is an emirp because it is prime and its reverse (33756403) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30465733 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30465695 and 30465704.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30465737) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15232866 + 15232867.
It is an arithmetic number, because the mean of its divisors is an integer number (15232867).
Almost surely, 230465733 is an apocalyptic number.
It is an amenable number.
30465733 is a deficient number, since it is larger than the sum of its proper divisors (1).
30465733 is an equidigital number, since it uses as much as digits as its factorization.
30465733 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 22680, while the sum is 31.
The square root of 30465733 is about 5519.5772483044. The cubic root of 30465733 is about 312.3229349992.
The spelling of 30465733 in words is "thirty million, four hundred sixty-five thousand, seven hundred thirty-three".
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