Base | Representation |
---|---|
bin | 110111111101110… |
… | …010000000011100 |
3 | 2102102210012221212 |
4 | 313331302000130 |
5 | 3410332124432 |
6 | 233100443552 |
7 | 32160610445 |
oct | 6775620034 |
9 | 2372705855 |
10 | 938942492 |
11 | 442010434 |
12 | 2225495b8 |
13 | 11c6aca97 |
14 | 8c9b62cc |
15 | 576702b2 |
hex | 37f7201c |
938942492 has 12 divisors (see below), whose sum is σ = 1663949280. Its totient is φ = 463528416.
The previous prime is 938942479. The next prime is 938942497. The reversal of 938942492 is 294249839.
It is a happy number.
It is a super-2 number, since 2×9389424922 = 1763226006566340128, which contains 22 as substring.
It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 938942492.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (938942497) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1485353 + ... + 1485984.
It is an arithmetic number, because the mean of its divisors is an integer number (138662440).
Almost surely, 2938942492 is an apocalyptic number.
It is an amenable number.
938942492 is a deficient number, since it is larger than the sum of its proper divisors (725006788).
938942492 is a wasteful number, since it uses less digits than its factorization.
938942492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2971420 (or 2971418 counting only the distinct ones).
The product of its digits is 1119744, while the sum is 50.
The square root of 938942492 is about 30642.1685263951. The cubic root of 938942492 is about 979.2186233033.
The spelling of 938942492 in words is "nine hundred thirty-eight million, nine hundred forty-two thousand, four hundred ninety-two".
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