Base | Representation |
---|---|
bin | 1001010010000… |
… | …1011000001110 |
3 | 2201021001110010 |
4 | 2110201120032 |
5 | 34431342110 |
6 | 3510254050 |
7 | 651635202 |
oct | 224413016 |
9 | 81231403 |
10 | 38934030 |
11 | 1aa82793 |
12 | 11057326 |
13 | 80b25b5 |
14 | 5256b02 |
15 | 3641020 |
hex | 252160e |
38934030 has 32 divisors (see below), whose sum is σ = 94133664. Its totient is φ = 10305536.
The previous prime is 38934023. The next prime is 38934053. The reversal of 38934030 is 3043983.
It is a happy number.
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, 627 + ... + 8846.
It is an arithmetic number, because the mean of its divisors is an integer number (2941677).
Almost surely, 238934030 is an apocalyptic number.
38934030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38934030 is an abundant number, since it is smaller than the sum of its proper divisors (55199634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38934030 is a wasteful number, since it uses less digits than its factorization.
38934030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9620.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 38934030 is about 6239.7139357506. The cubic root of 38934030 is about 338.9298242328.
The spelling of 38934030 in words is "thirty-eight million, nine hundred thirty-four thousand, thirty".
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