Base | Representation |
---|---|
bin | 1001001001000… |
… | …1111111000010 |
3 | 2200011012202210 |
4 | 2102101333002 |
5 | 34304043230 |
6 | 3445522550 |
7 | 643640634 |
oct | 222217702 |
9 | 80135683 |
10 | 38346690 |
11 | 1a711488 |
12 | 10a13456 |
13 | 7c38165 |
14 | 5142a54 |
15 | 3576eb0 |
hex | 2491fc2 |
38346690 has 32 divisors (see below), whose sum is σ = 95003136. Its totient is φ = 9895680.
The previous prime is 38346683. The next prime is 38346709. The reversal of 38346690 is 9664383.
It is a super-2 number, since 2×383466902 = 2940937267912200, which contains 22 as substring.
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, 19687 + ... + 21546.
It is an arithmetic number, because the mean of its divisors is an integer number (2968848).
Almost surely, 238346690 is an apocalyptic number.
38346690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38346690 is an abundant number, since it is smaller than the sum of its proper divisors (56656446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38346690 is a wasteful number, since it uses less digits than its factorization.
38346690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41274.
The product of its (nonzero) digits is 93312, while the sum is 39.
The square root of 38346690 is about 6192.4704278664. The cubic root of 38346690 is about 337.2168709168.
The spelling of 38346690 in words is "thirty-eight million, three hundred forty-six thousand, six hundred ninety".
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