Base | Representation |
---|---|
bin | 1000111000111… |
… | …10001111011011 |
3 | 12012022200121012 |
4 | 10130132033123 |
5 | 123042312023 |
6 | 11222204135 |
7 | 1563600206 |
oct | 434361733 |
9 | 165280535 |
10 | 74572763 |
11 | 39104691 |
12 | 20b8364b |
13 | 125accc5 |
14 | 9c9293d |
15 | 6830978 |
hex | 471e3db |
74572763 has 4 divisors (see below), whose sum is σ = 76978368. Its totient is φ = 72167160.
The previous prime is 74572753. The next prime is 74572783. The reversal of 74572763 is 36727547.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36727547 = 43 ⋅854129.
It is a cyclic number.
It is not a de Polignac number, because 74572763 - 24 = 74572747 is a prime.
It is a super-2 number, since 2×745727632 = 11122193962908338, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 74572763.
It is not an unprimeable number, because it can be changed into a prime (74572753) 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, 1202756 + ... + 1202817.
It is an arithmetic number, because the mean of its divisors is an integer number (19244592).
Almost surely, 274572763 is an apocalyptic number.
74572763 is a deficient number, since it is larger than the sum of its proper divisors (2405605).
74572763 is a wasteful number, since it uses less digits than its factorization.
74572763 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2405604.
The product of its digits is 246960, while the sum is 41.
The square root of 74572763 is about 8635.5522695425. The cubic root of 74572763 is about 420.9140392046.
The spelling of 74572763 in words is "seventy-four million, five hundred seventy-two thousand, seven hundred sixty-three".
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