Base | Representation |
---|---|
bin | 1001001111010… |
… | …1110011001010 |
3 | 2200220222121000 |
4 | 2103311303022 |
5 | 34410134110 |
6 | 3502355430 |
7 | 650262612 |
oct | 223656312 |
9 | 80828530 |
10 | 38755530 |
11 | 1a970670 |
12 | 10b8bb76 |
13 | 804c288 |
14 | 520ba42 |
15 | 36081c0 |
hex | 24f5cca |
38755530 has 64 divisors (see below), whose sum is σ = 112752000. Its totient is φ = 9394560.
The previous prime is 38755511. The next prime is 38755553. The reversal of 38755530 is 3555783.
38755530 is a `hidden beast` number, since 38 + 75 + 553 + 0 = 666.
It is a super-2 number, since 2×387555302 = 3003982211161800, which contains 22 as substring.
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, 3555 + ... + 9494.
It is an arithmetic number, because the mean of its divisors is an integer number (1761750).
Almost surely, 238755530 is an apocalyptic number.
38755530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38755530 is an abundant number, since it is smaller than the sum of its proper divisors (73996470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38755530 is a wasteful number, since it uses less digits than its factorization.
38755530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13076 (or 13070 counting only the distinct ones).
The product of its (nonzero) digits is 63000, while the sum is 36.
The square root of 38755530 is about 6225.3939634372. The cubic root of 38755530 is about 338.4110692521.
The spelling of 38755530 in words is "thirty-eight million, seven hundred fifty-five thousand, five hundred thirty".
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