Base | Representation |
---|---|
bin | 10101010000011101111… |
… | …10000000000000000000 |
3 | 2120211021112010120000000 |
4 | 22220032332000000000 |
5 | 43431322231334042 |
6 | 1315312240000000 |
7 | 103524611642100 |
oct | 12501676000000 |
9 | 2524245116000 |
10 | 730395574272 |
11 | 261839295511 |
12 | b9680000000 |
13 | 53b50784050 |
14 | 274cc0c1200 |
15 | 13eec7bd74c |
hex | aa0ef80000 |
730395574272 has 960 divisors, whose sum is σ = 2744582148000. Its totient is φ = 192631799808.
The previous prime is 730395574261. The next prime is 730395574301. The reversal of 730395574272 is 272475593037.
It is a happy number.
730395574272 is a `hidden beast` number, since 7 + 30 + 39 + 5 + 574 + 2 + 7 + 2 = 666.
It is a super-2 number, since 2×7303955742722 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56184274938 + ... + 56184274950.
Almost surely, 2730395574272 is an apocalyptic number.
730395574272 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 730395574272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1372291074000).
730395574272 is an abundant number, since it is smaller than the sum of its proper divisors (2014186573728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
730395574272 is an frugal number, since it uses more digits than its factorization.
730395574272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86 (or 25 counting only the distinct ones).
The product of its (nonzero) digits is 11113200, while the sum is 54.
The spelling of 730395574272 in words is "seven hundred thirty billion, three hundred ninety-five million, five hundred seventy-four thousand, two hundred seventy-two".
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