Base | Representation |
---|---|
bin | 101011100100010… |
… | …011110111110000 |
3 | 1212221101112121210 |
4 | 223210103313300 |
5 | 2444110020424 |
6 | 200310320120 |
7 | 24053610045 |
oct | 5344236760 |
9 | 1787345553 |
10 | 730938864 |
11 | 345661207 |
12 | 184959040 |
13 | b8582806 |
14 | 6d10d1cc |
15 | 44284729 |
hex | 2b913df0 |
730938864 has 40 divisors (see below), whose sum is σ = 1898066512. Its totient is φ = 242380800.
The previous prime is 730938833. The next prime is 730938869. The reversal of 730938864 is 468839037.
It is a super-2 number, since 2×7309388642 = 1068543245811220992, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (730938869) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30187 + ... + 48714.
Almost surely, 2730938864 is an apocalyptic number.
It is an amenable number.
730938864 is an abundant number, since it is smaller than the sum of its proper divisors (1167127648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
730938864 is a wasteful number, since it uses less digits than its factorization.
730938864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79105 (or 79099 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 48.
The square root of 730938864 is about 27035.8810472305. The cubic root of 730938864 is about 900.7971801045.
The spelling of 730938864 in words is "seven hundred thirty million, nine hundred thirty-eight thousand, eight hundred sixty-four".
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