Base | Representation |
---|---|
bin | 1101101011100110… |
… | …10110101011101101 |
3 | 200221220010000201211 |
4 | 12311303112223231 |
5 | 110020321340040 |
6 | 3212503034421 |
7 | 350006240113 |
oct | 66563265355 |
9 | 20856100654 |
10 | 7345105645 |
11 | 312a136649 |
12 | 150ba3ba11 |
13 | 900967477 |
14 | 4d9711ab3 |
15 | 2cec878ea |
hex | 1b5cd6aed |
7345105645 has 16 divisors (see below), whose sum is σ = 9121034160. Its totient is φ = 5671611904.
The previous prime is 7345105631. The next prime is 7345105657. The reversal of 7345105645 is 5465015437.
It can be written as a sum of positive squares in 8 ways, for example, as 2218975236 + 5126130409 = 47106^2 + 71597^2 .
It is a cyclic number.
It is not a de Polignac number, because 7345105645 - 213 = 7345097453 is a prime.
It is a super-3 number, since 3×73451056453 (a number of 31 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 7345105598 and 7345105607.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584367 + ... + 596803.
It is an arithmetic number, because the mean of its divisors is an integer number (570064635).
Almost surely, 27345105645 is an apocalyptic number.
It is an amenable number.
7345105645 is a deficient number, since it is larger than the sum of its proper divisors (1775928515).
7345105645 is a wasteful number, since it uses less digits than its factorization.
7345105645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16544.
The product of its (nonzero) digits is 252000, while the sum is 40.
The square root of 7345105645 is about 85703.5917858756. The cubic root of 7345105645 is about 1943.8646210948.
The spelling of 7345105645 in words is "seven billion, three hundred forty-five million, one hundred five thousand, six hundred forty-five".
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