Base | Representation |
---|---|
bin | 1000001110000… |
… | …1101110000100 |
3 | 2101212201021021 |
4 | 2003201232010 |
5 | 32311311410 |
6 | 3231000524 |
7 | 566031544 |
oct | 203415604 |
9 | 71781237 |
10 | 34478980 |
11 | 1850a628 |
12 | b669144 |
13 | 71b2883 |
14 | 4817324 |
15 | 3060eda |
hex | 20e1b84 |
34478980 has 24 divisors (see below), whose sum is σ = 72817920. Its totient is φ = 13713120.
The previous prime is 34478971. The next prime is 34478993. The reversal of 34478980 is 8987443.
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
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, 1236 + ... + 8395.
It is an arithmetic number, because the mean of its divisors is an integer number (3034080).
Almost surely, 234478980 is an apocalyptic number.
It is an amenable number.
34478980 is an abundant number, since it is smaller than the sum of its proper divisors (38338940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34478980 is a wasteful number, since it uses less digits than its factorization.
34478980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9819 (or 9817 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 43.
The square root of 34478980 is about 5871.8804483743. The cubic root of 34478980 is about 325.4753753386.
The spelling of 34478980 in words is "thirty-four million, four hundred seventy-eight thousand, nine hundred eighty".
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