Base | Representation |
---|---|
bin | 1011111110001110011110 |
3 | 12220110011100 |
4 | 23332032132 |
5 | 1300412322 |
6 | 151133530 |
7 | 35451015 |
oct | 13761636 |
9 | 5813140 |
10 | 3138462 |
11 | 1853a78 |
12 | 10742a6 |
13 | 85b6a2 |
14 | 5b9a7c |
15 | 41edac |
hex | 2fe39e |
3138462 has 24 divisors (see below), whose sum is σ = 6864624. Its totient is φ = 1036224.
The previous prime is 3138449. The next prime is 3138469. The reversal of 3138462 is 2648313.
It is a happy number.
It is a super-3 number, since 3×31384623 = 92741022253333281384, which contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3138469) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1263 + ... + 2805.
It is an arithmetic number, because the mean of its divisors is an integer number (286026).
Almost surely, 23138462 is an apocalyptic number.
3138462 is an abundant number, since it is smaller than the sum of its proper divisors (3726162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3138462 is a wasteful number, since it uses less digits than its factorization.
3138462 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1664 (or 1661 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 3138462 is about 1771.5704897068. The cubic root of 3138462 is about 146.4105228484.
It can be divided in two parts, 3138 and 462, that added together give a square (3600 = 602).
The spelling of 3138462 in words is "three million, one hundred thirty-eight thousand, four hundred sixty-two".
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