Base | Representation |
---|---|
bin | 1001101011001… |
… | …0110010110110 |
3 | 2211100120212102 |
4 | 2122302302312 |
5 | 40342000410 |
6 | 4005422102 |
7 | 1001623610 |
oct | 232626266 |
9 | 84316772 |
10 | 40578230 |
11 | 209a6030 |
12 | 1170a932 |
13 | 8539ab4 |
14 | 5563db0 |
15 | 38682a5 |
hex | 26b2cb6 |
40578230 has 64 divisors (see below), whose sum is σ = 91929600. Its totient is φ = 12528000.
The previous prime is 40578227. The next prime is 40578277. The reversal of 40578230 is 3287504.
It is a happy number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 40578193 and 40578202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116096 + ... + 116444.
It is an arithmetic number, because the mean of its divisors is an integer number (1436400).
Almost surely, 240578230 is an apocalyptic number.
40578230 is an abundant number, since it is smaller than the sum of its proper divisors (51351370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40578230 is a wasteful number, since it uses less digits than its factorization.
40578230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 525.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 40578230 is about 6370.1043947490. The cubic root of 40578230 is about 343.6352441189.
The spelling of 40578230 in words is "forty million, five hundred seventy-eight thousand, two hundred thirty".
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