Base | Representation |
---|---|
bin | 100010101000111000… |
… | …1100010100011111111 |
3 | 21010000010002220002220 |
4 | 1011101301202203333 |
5 | 2204320403311101 |
6 | 54101142220423 |
7 | 5242235561361 |
oct | 1052161424377 |
9 | 233003086086 |
10 | 74386385151 |
11 | 296021a2171 |
12 | 124bba24713 |
13 | 7026121620 |
14 | 38593c8d31 |
15 | 1e0575a636 |
hex | 1151c628ff |
74386385151 has 32 divisors (see below), whose sum is σ = 108808600320. Its totient is φ = 44922891264.
The previous prime is 74386385149. The next prime is 74386385167. The reversal of 74386385151 is 15158368347.
It is not a de Polignac number, because 74386385151 - 21 = 74386385149 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 74386385094 and 74386385103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74386380151) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 1323151 + ... + 1378223.
It is an arithmetic number, because the mean of its divisors is an integer number (3400268760).
Almost surely, 274386385151 is an apocalyptic number.
74386385151 is a deficient number, since it is larger than the sum of its proper divisors (34422215169).
74386385151 is a wasteful number, since it uses less digits than its factorization.
74386385151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55735.
The product of its digits is 2419200, while the sum is 51.
The spelling of 74386385151 in words is "seventy-four billion, three hundred eighty-six million, three hundred eighty-five thousand, one hundred fifty-one".
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