Base | Representation |
---|---|
bin | 101011011111100… |
… | …110001001110110 |
3 | 1212212001202101011 |
4 | 223133212021312 |
5 | 2443300444110 |
6 | 200224022434 |
7 | 24040242040 |
oct | 5337461166 |
9 | 1785052334 |
10 | 729703030 |
11 | 344997761 |
12 | 184461a1a |
13 | b823c154 |
14 | 6ccaaa90 |
15 | 440dd48a |
hex | 2b7e6276 |
729703030 has 64 divisors (see below), whose sum is σ = 1534758912. Its totient is φ = 244632960.
The previous prime is 729703003. The next prime is 729703033. The reversal of 729703030 is 30307927.
It is a junction number, because it is equal to n+sod(n) for n = 729702983 and 729703001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (729703033) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 735835 + ... + 736825.
It is an arithmetic number, because the mean of its divisors is an integer number (23980608).
Almost surely, 2729703030 is an apocalyptic number.
729703030 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
729703030 is an abundant number, since it is smaller than the sum of its proper divisors (805055882).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
729703030 is a wasteful number, since it uses less digits than its factorization.
729703030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1229.
The product of its (nonzero) digits is 7938, while the sum is 31.
The square root of 729703030 is about 27013.0159367665. The cubic root of 729703030 is about 900.2892198049.
The spelling of 729703030 in words is "seven hundred twenty-nine million, seven hundred three thousand, thirty".
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