Base | Representation |
---|---|
bin | 1000111010001… |
… | …10001101010101 |
3 | 12012122000011101 |
4 | 10131012031111 |
5 | 123113031334 |
6 | 11225510101 |
7 | 1565151403 |
oct | 435061525 |
9 | 165560141 |
10 | 74736469 |
11 | 39206685 |
12 | 21042331 |
13 | 12639682 |
14 | 9cd6473 |
15 | 6864214 |
hex | 4746355 |
74736469 has 2 divisors, whose sum is σ = 74736470. Its totient is φ = 74736468.
The previous prime is 74736461. The next prime is 74736479. The reversal of 74736469 is 96463747.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 70980625 + 3755844 = 8425^2 + 1938^2 .
It is a cyclic number.
It is not a de Polignac number, because 74736469 - 23 = 74736461 is a prime.
It is a super-2 number, since 2×747364692 = 11171079597175922, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (74736461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37368234 + 37368235.
It is an arithmetic number, because the mean of its divisors is an integer number (37368235).
Almost surely, 274736469 is an apocalyptic number.
It is an amenable number.
74736469 is a deficient number, since it is larger than the sum of its proper divisors (1).
74736469 is an equidigital number, since it uses as much as digits as its factorization.
74736469 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 762048, while the sum is 46.
The square root of 74736469 is about 8645.0256795454. The cubic root of 74736469 is about 421.2218182123.
The spelling of 74736469 in words is "seventy-four million, seven hundred thirty-six thousand, four hundred sixty-nine".
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