Base | Representation |
---|---|
bin | 101011011110110… |
… | …011011000011101 |
3 | 1212211200012002220 |
4 | 223132303120131 |
5 | 2443222320234 |
6 | 200215335553 |
7 | 24035414532 |
oct | 5336633035 |
9 | 1784605086 |
10 | 729495069 |
11 | 344865496 |
12 | 1843815b9 |
13 | b81985b4 |
14 | 6cc54d89 |
15 | 4409ba49 |
hex | 2b7b361d |
729495069 has 16 divisors (see below), whose sum is σ = 1004789760. Its totient is φ = 470288880.
The previous prime is 729495061. The next prime is 729495079. The reversal of 729495069 is 960594927.
It is not a de Polignac number, because 729495069 - 23 = 729495061 is a prime.
It is a super-2 number, since 2×7294950692 = 1064326111390629522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (729495061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187704 + ... + 191550.
It is an arithmetic number, because the mean of its divisors is an integer number (62799360).
Almost surely, 2729495069 is an apocalyptic number.
It is an amenable number.
729495069 is a deficient number, since it is larger than the sum of its proper divisors (275294691).
729495069 is a wasteful number, since it uses less digits than its factorization.
729495069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5920.
The product of its (nonzero) digits is 1224720, while the sum is 51.
The square root of 729495069 is about 27009.1663884689. The cubic root of 729495069 is about 900.2036859975.
The spelling of 729495069 in words is "seven hundred twenty-nine million, four hundred ninety-five thousand, sixty-nine".
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