Base | Representation |
---|---|
bin | 10100100101010… |
… | …111000010000110 |
3 | 220001210222122221 |
4 | 110211113002012 |
5 | 1201401303430 |
6 | 54133442554 |
7 | 11362216204 |
oct | 2445270206 |
9 | 801728587 |
10 | 345337990 |
11 | 167a305a8 |
12 | 977a045a |
13 | 5671320a |
14 | 33c16074 |
15 | 204b757a |
hex | 14957086 |
345337990 has 8 divisors (see below), whose sum is σ = 621608400. Its totient is φ = 138135192.
The previous prime is 345337987. The next prime is 345337997. The reversal of 345337990 is 99733543.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345337997) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17266890 + ... + 17266909.
It is an arithmetic number, because the mean of its divisors is an integer number (77701050).
Almost surely, 2345337990 is an apocalyptic number.
345337990 is a deficient number, since it is larger than the sum of its proper divisors (276270410).
345337990 is a wasteful number, since it uses less digits than its factorization.
345337990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34533806.
The product of its (nonzero) digits is 306180, while the sum is 43.
The square root of 345337990 is about 18583.2717786723. The cubic root of 345337990 is about 701.5868693063.
The spelling of 345337990 in words is "three hundred forty-five million, three hundred thirty-seven thousand, nine hundred ninety".
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