Base | Representation |
---|---|
bin | 1010000011010111100… |
… | …10010111100000110001 |
3 | 1020000112220212002012112 |
4 | 11001223302113200301 |
5 | 21124342332434142 |
6 | 422402135535105 |
7 | 33645322266230 |
oct | 5015362274061 |
9 | 1200486762175 |
10 | 345405749297 |
11 | 1235385a4844 |
12 | 56b3782a495 |
13 | 26757b1519b |
14 | 12a09630b17 |
15 | 8eb8a49382 |
hex | 506bc97831 |
345405749297 has 32 divisors (see below), whose sum is σ = 422706278400. Its totient is φ = 275652419328.
The previous prime is 345405749281. The next prime is 345405749321. The reversal of 345405749297 is 792947504543.
It is a cyclic number.
It is not a de Polignac number, because 345405749297 - 24 = 345405749281 is a prime.
It is not an unprimeable number, because it can be changed into a prime (345405749207) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3813704 + ... + 3903222.
It is an arithmetic number, because the mean of its divisors is an integer number (13209571200).
Almost surely, 2345405749297 is an apocalyptic number.
It is an amenable number.
345405749297 is a deficient number, since it is larger than the sum of its proper divisors (77300529103).
345405749297 is a wasteful number, since it uses less digits than its factorization.
345405749297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90045.
The product of its (nonzero) digits is 38102400, while the sum is 59.
The spelling of 345405749297 in words is "three hundred forty-five billion, four hundred five million, seven hundred forty-nine thousand, two hundred ninety-seven".
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