Base | Representation |
---|---|
bin | 1001001000111… |
… | …0000011010100 |
3 | 2200010101200010 |
4 | 2102032003110 |
5 | 34303034310 |
6 | 3445320220 |
7 | 643542651 |
oct | 222160324 |
9 | 80111603 |
10 | 38330580 |
11 | 1a700372 |
12 | 10a06070 |
13 | 7c30a22 |
14 | 513ac28 |
15 | 3572320 |
hex | 248e0d4 |
38330580 has 48 divisors (see below), whose sum is σ = 113641920. Its totient is φ = 9619968.
The previous prime is 38330573. The next prime is 38330603. The reversal of 38330580 is 8503383.
It is a super-3 number, since 3×383305803 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17770 + ... + 19809.
It is an arithmetic number, because the mean of its divisors is an integer number (2367540).
Almost surely, 238330580 is an apocalyptic number.
38330580 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
38330580 is an abundant number, since it is smaller than the sum of its proper divisors (75311340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38330580 is a wasteful number, since it uses less digits than its factorization.
38330580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37608 (or 37606 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 38330580 is about 6191.1695179505. The cubic root of 38330580 is about 337.1696410713.
The spelling of 38330580 in words is "thirty-eight million, three hundred thirty thousand, five hundred eighty".
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