Base | Representation |
---|---|
bin | 1001100001011… |
… | …1000101011010 |
3 | 2210011011222122 |
4 | 2120113011122 |
5 | 40211043232 |
6 | 3544021242 |
7 | 663326303 |
oct | 230270532 |
9 | 83134878 |
10 | 39940442 |
11 | 205aa933 |
12 | 11461822 |
13 | 83756c9 |
14 | 54397aa |
15 | 378e312 |
hex | 261715a |
39940442 has 8 divisors (see below), whose sum is σ = 60805056. Its totient is φ = 19672092.
The previous prime is 39940409. The next prime is 39940469. The reversal of 39940442 is 24404993.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148898 + ... + 149165.
It is an arithmetic number, because the mean of its divisors is an integer number (7600632).
Almost surely, 239940442 is an apocalyptic number.
39940442 is a deficient number, since it is larger than the sum of its proper divisors (20864614).
39940442 is a wasteful number, since it uses less digits than its factorization.
39940442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298132.
The product of its (nonzero) digits is 31104, while the sum is 35.
The square root of 39940442 is about 6319.8450930383. The cubic root of 39940442 is about 341.8253671094.
The spelling of 39940442 in words is "thirty-nine million, nine hundred forty thousand, four hundred forty-two".
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