Base | Representation |
---|---|
bin | 10001010000110100… |
… | …000111000100111110 |
3 | 1202211210012110210112 |
4 | 101100310013010332 |
5 | 300430120110232 |
6 | 12303140310022 |
7 | 1224221623634 |
oct | 212064070476 |
9 | 52753173715 |
10 | 18535706942 |
11 | 7951a17a75 |
12 | 37136a2312 |
13 | 199520813c |
14 | c7ba39354 |
15 | 7374264b2 |
hex | 450d0713e |
18535706942 has 8 divisors (see below), whose sum is σ = 28063407096. Its totient is φ = 9181237912.
The previous prime is 18535706941. The next prime is 18535706953. The reversal of 18535706942 is 24960753581.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18535706941) 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, 43307513 + ... + 43307940.
It is an arithmetic number, because the mean of its divisors is an integer number (3507925887).
It is a 1-persistent number, because it is pandigital, but 2⋅18535706942 = 37071413884 is not.
Almost surely, 218535706942 is an apocalyptic number.
18535706942 is a deficient number, since it is larger than the sum of its proper divisors (9527700154).
18535706942 is a wasteful number, since it uses less digits than its factorization.
18535706942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86615562.
The product of its (nonzero) digits is 1814400, while the sum is 50.
The spelling of 18535706942 in words is "eighteen billion, five hundred thirty-five million, seven hundred six thousand, nine hundred forty-two".
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