Base | Representation |
---|---|
bin | 1000101101001… |
… | …01100110011101 |
3 | 12002102022101111 |
4 | 10112211212131 |
5 | 122143430140 |
6 | 11125142021 |
7 | 1544513404 |
oct | 426454635 |
9 | 162368344 |
10 | 73030045 |
11 | 38250610 |
12 | 2055a911 |
13 | 1218ca5a |
14 | 99b063b |
15 | 66287ea |
hex | 45a599d |
73030045 has 32 divisors (see below), whose sum is σ = 104011776. Its totient is φ = 48614400.
The previous prime is 73030007. The next prime is 73030051. The reversal of 73030045 is 54003037.
It is not a de Polignac number, because 73030045 - 213 = 73021853 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 73029998 and 73030025.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33540 + ... + 35650.
It is an arithmetic number, because the mean of its divisors is an integer number (3250368).
Almost surely, 273030045 is an apocalyptic number.
It is an amenable number.
73030045 is a deficient number, since it is larger than the sum of its proper divisors (30981731).
73030045 is a wasteful number, since it uses less digits than its factorization.
73030045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2181.
The product of its (nonzero) digits is 1260, while the sum is 22.
The square root of 73030045 is about 8545.7618150754. The cubic root of 73030045 is about 417.9912488724.
The spelling of 73030045 in words is "seventy-three million, thirty thousand, forty-five".
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