Base | Representation |
---|---|
bin | 10100100100001… |
… | …001000101010100 |
3 | 220001012202200200 |
4 | 110210021011110 |
5 | 1201311044313 |
6 | 54122540500 |
7 | 11356416306 |
oct | 2444110524 |
9 | 801182620 |
10 | 345018708 |
11 | 167832731 |
12 | 97667730 |
13 | 56630aa8 |
14 | 33b71976 |
15 | 20452b73 |
hex | 14909154 |
345018708 has 36 divisors (see below), whose sum is σ = 876575700. Its totient is φ = 114420096.
The previous prime is 345018703. The next prime is 345018769. The reversal of 345018708 is 807810543.
It can be written as a sum of positive squares in 2 ways, for example, as 263802564 + 81216144 = 16242^2 + 9012^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345018703) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17233 + ... + 31416.
It is an arithmetic number, because the mean of its divisors is an integer number (24349325).
Almost surely, 2345018708 is an apocalyptic number.
It is an amenable number.
345018708 is an abundant number, since it is smaller than the sum of its proper divisors (531556992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345018708 is a wasteful number, since it uses less digits than its factorization.
345018708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48856 (or 48851 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 36.
The square root of 345018708 is about 18574.6792166110. The cubic root of 345018708 is about 701.3705854191.
The spelling of 345018708 in words is "three hundred forty-five million, eighteen thousand, seven hundred eight".
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