Base | Representation |
---|---|
bin | 1110111001110000… |
… | …10010001101000101 |
3 | 202122120202011002001 |
4 | 13130320102031011 |
5 | 112341140200240 |
6 | 3401522545301 |
7 | 402156623341 |
oct | 73470221505 |
9 | 22576664061 |
10 | 8000709445 |
11 | 3436212473 |
12 | 1673508231 |
13 | 9a6731001 |
14 | 55c810621 |
15 | 31c5da89a |
hex | 1dce12345 |
8000709445 has 16 divisors (see below), whose sum is σ = 9709414272. Its totient is φ = 6328369600.
The previous prime is 8000709433. The next prime is 8000709463. The reversal of 8000709445 is 5449070008.
It is not a de Polignac number, because 8000709445 - 217 = 8000578373 is a prime.
It is a super-2 number, since 2×80007094452 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
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, 364554 + ... + 385876.
It is an arithmetic number, because the mean of its divisors is an integer number (606838392).
Almost surely, 28000709445 is an apocalyptic number.
It is an amenable number.
8000709445 is a deficient number, since it is larger than the sum of its proper divisors (1708704827).
8000709445 is a wasteful number, since it uses less digits than its factorization.
8000709445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22172.
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 8000709445 is about 89446.6849301862. The cubic root of 8000709445 is about 2000.0591186691.
The spelling of 8000709445 in words is "eight billion, seven hundred nine thousand, four hundred forty-five".
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