Base | Representation |
---|---|
bin | 1001010100011… |
… | …1001111110110 |
3 | 2201112221020000 |
4 | 2111013033312 |
5 | 40001323032 |
6 | 3513452130 |
7 | 653152341 |
oct | 225071766 |
9 | 81487200 |
10 | 39089142 |
11 | 20079284 |
12 | 11111046 |
13 | 8138091 |
14 | 5297458 |
15 | 3671e7c |
hex | 25473f6 |
39089142 has 20 divisors (see below), whose sum is σ = 87588996. Its totient is φ = 13029660.
The previous prime is 39089117. The next prime is 39089147. The reversal of 39089142 is 24198093.
It is a super-2 number, since 2×390891422 = 3055922044592328, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 39089097 and 39089106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39089147) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 120484 + ... + 120807.
Almost surely, 239089142 is an apocalyptic number.
39089142 is an abundant number, since it is smaller than the sum of its proper divisors (48499854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39089142 is a wasteful number, since it uses less digits than its factorization.
39089142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241305 (or 241296 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 39089142 is about 6252.1309967082. The cubic root of 39089142 is about 339.3793232257.
The spelling of 39089142 in words is "thirty-nine million, eighty-nine thousand, one hundred forty-two".
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