Base | Representation |
---|---|
bin | 1000110011101… |
… | …0010011101101 |
3 | 2120111200202201 |
4 | 2030322103231 |
5 | 33424021424 |
6 | 3355421501 |
7 | 625655563 |
oct | 214722355 |
9 | 76450681 |
10 | 36938989 |
11 | 1993a89a |
12 | 10454891 |
13 | 78644b9 |
14 | 4c97a33 |
15 | 3399d44 |
hex | 233a4ed |
36938989 has 8 divisors (see below), whose sum is σ = 38610432. Its totient is φ = 35273040.
The previous prime is 36938981. The next prime is 36938999. The reversal of 36938989 is 98983963.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 36938989 - 23 = 36938981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (36938981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18919 + ... + 20779.
It is an arithmetic number, because the mean of its divisors is an integer number (4826304).
Almost surely, 236938989 is an apocalyptic number.
It is an amenable number.
36938989 is a deficient number, since it is larger than the sum of its proper divisors (1671443).
36938989 is a wasteful number, since it uses less digits than its factorization.
36938989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2747.
The product of its digits is 2519424, while the sum is 55.
The square root of 36938989 is about 6077.7453878885. The cubic root of 36938989 is about 333.0389292775.
The spelling of 36938989 in words is "thirty-six million, nine hundred thirty-eight thousand, nine hundred eighty-nine".
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