Base | Representation |
---|---|
bin | 11011010011001… |
… | …000100101011010 |
3 | 1011220210211220000 |
4 | 123103020211122 |
5 | 1414222010410 |
6 | 113240313430 |
7 | 14230641045 |
oct | 3323104532 |
9 | 1156724800 |
10 | 458000730 |
11 | 215590800 |
12 | 109472876 |
13 | 73b6b565 |
14 | 44b81c5c |
15 | 2a31ddc0 |
hex | 1b4c895a |
458000730 has 120 divisors (see below), whose sum is σ = 1353936276. Its totient is φ = 111006720.
The previous prime is 458000701. The next prime is 458000737. The reversal of 458000730 is 37000854.
It can be written as a sum of positive squares in 2 ways, for example, as 436350321 + 21650409 = 20889^2 + 4653^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 458000694 and 458000703.
It is not an unprimeable number, because it can be changed into a prime (458000737) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 95674 + ... + 100346.
Almost surely, 2458000730 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 458000730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676968138).
458000730 is an abundant number, since it is smaller than the sum of its proper divisors (895935546).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
458000730 is a wasteful number, since it uses less digits than its factorization.
458000730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4714 (or 4694 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 458000730 is about 21400.9516143558. The cubic root of 458000730 is about 770.8242873510.
The spelling of 458000730 in words is "four hundred fifty-eight million, seven hundred thirty", and thus it is an aban number.
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