Base | Representation |
---|---|
bin | 10100100100010… |
… | …010011100010000 |
3 | 220001021201021101 |
4 | 110210102130100 |
5 | 1201313311130 |
6 | 54123434144 |
7 | 11356636126 |
oct | 2444223420 |
9 | 801251241 |
10 | 345057040 |
11 | 167859509 |
12 | 97685954 |
13 | 56645383 |
14 | 33b81916 |
15 | 2045e1ca |
hex | 14912710 |
345057040 has 40 divisors (see below), whose sum is σ = 837142848. Its totient is φ = 132021120.
The previous prime is 345057029. The next prime is 345057059. The reversal of 345057040 is 40750543.
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91926 + ... + 95605.
Almost surely, 2345057040 is an apocalyptic number.
It is an amenable number.
345057040 is an abundant number, since it is smaller than the sum of its proper divisors (492085808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345057040 is a wasteful number, since it uses less digits than its factorization.
345057040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187567 (or 187561 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 28.
The square root of 345057040 is about 18575.7110227307. The cubic root of 345057040 is about 701.3965588336.
The spelling of 345057040 in words is "three hundred forty-five million, fifty-seven thousand, forty".
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