Base | Representation |
---|---|
bin | 10100100111000… |
… | …111010010110011 |
3 | 220002200100102100 |
4 | 110213013102303 |
5 | 1202011012221 |
6 | 54151351443 |
7 | 11366142612 |
oct | 2447072263 |
9 | 802610370 |
10 | 345797811 |
11 | 168215017 |
12 | 97982583 |
13 | 568445b8 |
14 | 33cd5879 |
15 | 20558926 |
hex | 149c74b3 |
345797811 has 24 divisors (see below), whose sum is σ = 510106896. Its totient is φ = 225650880.
The previous prime is 345797807. The next prime is 345797857. The reversal of 345797811 is 118797543.
345797811 is a `hidden beast` number, since 3 + 4 + 579 + 78 + 1 + 1 = 666.
It is not a de Polignac number, because 345797811 - 22 = 345797807 is a prime.
It is a super-2 number, since 2×3457978112 = 239152252184783442, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (345797311) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 391176 + ... + 392058.
It is an arithmetic number, because the mean of its divisors is an integer number (21254454).
Almost surely, 2345797811 is an apocalyptic number.
345797811 is a deficient number, since it is larger than the sum of its proper divisors (164309085).
345797811 is a wasteful number, since it uses less digits than its factorization.
345797811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1763 (or 1760 counting only the distinct ones).
The product of its digits is 211680, while the sum is 45.
The square root of 345797811 is about 18595.6395695335. The cubic root of 345797811 is about 701.8981211883.
The spelling of 345797811 in words is "three hundred forty-five million, seven hundred ninety-seven thousand, eight hundred eleven".
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