Base | Representation |
---|---|
bin | 100010100100010111… |
… | …1001111110010011010 |
3 | 21002121112212000022022 |
4 | 1011020233033302122 |
5 | 2204013101222033 |
6 | 54034125054442 |
7 | 5235415203215 |
oct | 1051057176232 |
9 | 232545760268 |
10 | 74234789018 |
11 | 2953466a805 |
12 | 124790b7422 |
13 | 70008b4080 |
14 | 384320677c |
15 | 1de72b3098 |
hex | 1148bcfc9a |
74234789018 has 8 divisors (see below), whose sum is σ = 119917736148. Its totient is φ = 34262210304.
The previous prime is 74234788973. The next prime is 74234789053. The reversal of 74234789018 is 81098743247.
It can be written as a sum of positive squares in 2 ways, for example, as 73569510169 + 665278849 = 271237^2 + 25793^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427592071 + ... + 1427592122.
Almost surely, 274234789018 is an apocalyptic number.
74234789018 is a deficient number, since it is larger than the sum of its proper divisors (45682947130).
74234789018 is a wasteful number, since it uses less digits than its factorization.
74234789018 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2855184208.
The product of its (nonzero) digits is 2709504, while the sum is 53.
The spelling of 74234789018 in words is "seventy-four billion, two hundred thirty-four million, seven hundred eighty-nine thousand, eighteen".
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