Base | Representation |
---|---|
bin | 10100100100100… |
… | …100010111000110 |
3 | 220001102102221211 |
4 | 110210210113012 |
5 | 1201323133223 |
6 | 54125202034 |
7 | 11360363122 |
oct | 2444442706 |
9 | 801372854 |
10 | 345130438 |
11 | 1678a9674 |
12 | 9770031a |
13 | 5666c8c3 |
14 | 33ba0582 |
15 | 20475d0d |
hex | 149245c6 |
345130438 has 8 divisors (see below), whose sum is σ = 520556400. Its totient is φ = 171611640.
The previous prime is 345130411. The next prime is 345130439. The reversal of 345130438 is 834031543.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×3451304383 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345130439) 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, 476338 + ... + 477061.
It is an arithmetic number, because the mean of its divisors is an integer number (65069550).
Almost surely, 2345130438 is an apocalyptic number.
345130438 is a deficient number, since it is larger than the sum of its proper divisors (175425962).
345130438 is a wasteful number, since it uses less digits than its factorization.
345130438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 953582.
The product of its (nonzero) digits is 17280, while the sum is 31.
The square root of 345130438 is about 18577.6865621099. The cubic root of 345130438 is about 701.4462872832.
The spelling of 345130438 in words is "three hundred forty-five million, one hundred thirty thousand, four hundred thirty-eight".
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