Base | Representation |
---|---|
bin | 10100100100010… |
… | …101101111010001 |
3 | 220001022101210120 |
4 | 110210111233101 |
5 | 1201314224140 |
6 | 54124020453 |
7 | 11360023401 |
oct | 2444255721 |
9 | 801271716 |
10 | 345070545 |
11 | 167868676 |
12 | 97691729 |
13 | 5664b571 |
14 | 33b86801 |
15 | 204631d0 |
hex | 14915bd1 |
345070545 has 32 divisors (see below), whose sum is σ = 564413184. Its totient is φ = 179961600.
The previous prime is 345070513. The next prime is 345070549. The reversal of 345070545 is 545070543.
It is not a de Polignac number, because 345070545 - 25 = 345070513 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (345070549) 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, 334180 + ... + 335210.
It is an arithmetic number, because the mean of its divisors is an integer number (17637912).
Almost surely, 2345070545 is an apocalyptic number.
It is an amenable number.
345070545 is a deficient number, since it is larger than the sum of its proper divisors (219342639).
345070545 is a wasteful number, since it uses less digits than its factorization.
345070545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1513.
The product of its (nonzero) digits is 42000, while the sum is 33.
The square root of 345070545 is about 18576.0745315042. The cubic root of 345070545 is about 701.4057092405.
The spelling of 345070545 in words is "three hundred forty-five million, seventy thousand, five hundred forty-five".
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