Base | Representation |
---|---|
bin | 1000111010011… |
… | …11000000111101 |
3 | 12012200211122101 |
4 | 10131033000331 |
5 | 123120210131 |
6 | 11230345101 |
7 | 1565361514 |
oct | 435170075 |
9 | 165624571 |
10 | 74772541 |
11 | 39230798 |
12 | 2105b191 |
13 | 1264cc0c |
14 | 9d0567b |
15 | 686ec61 |
hex | 474f03d |
74772541 has 8 divisors (see below), whose sum is σ = 75682880. Its totient is φ = 73865952.
The previous prime is 74772499. The next prime is 74772553. The reversal of 74772541 is 14527747.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 74772541 - 225 = 41218109 is a prime.
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 74772541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74772041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65665 + ... + 66793.
It is an arithmetic number, because the mean of its divisors is an integer number (9460360).
Almost surely, 274772541 is an apocalyptic number.
It is an amenable number.
74772541 is a deficient number, since it is larger than the sum of its proper divisors (910339).
74772541 is a wasteful number, since it uses less digits than its factorization.
74772541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1875.
The product of its digits is 54880, while the sum is 37.
The square root of 74772541 is about 8647.1117143240. Note that the first 3 decimals coincide. The cubic root of 74772541 is about 421.2895757152.
The spelling of 74772541 in words is "seventy-four million, seven hundred seventy-two thousand, five hundred forty-one".
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