Base | Representation |
---|---|
bin | 1000110111000… |
… | …00111001001101 |
3 | 12011211220220121 |
4 | 10123200321031 |
5 | 123011241420 |
6 | 11212544541 |
7 | 1561502500 |
oct | 433407115 |
9 | 164756817 |
10 | 74321485 |
11 | 38a52917 |
12 | 20a82151 |
13 | 12522814 |
14 | 9c29137 |
15 | 67d12aa |
hex | 46e0e4d |
74321485 has 24 divisors (see below), whose sum is σ = 105468696. Its totient is φ = 50117760.
The previous prime is 74321459. The next prime is 74321531. The reversal of 74321485 is 58412347.
It can be written as a sum of positive squares in 4 ways, for example, as 670761 + 73650724 = 819^2 + 8582^2 .
It is a de Polignac number, because none of the positive numbers 2k-74321485 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 74321485.
It is a congruent number.
It is an unprimeable number.
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 in 23 ways as a sum of consecutive naturals, for example, 12459 + ... + 17431.
It is an arithmetic number, because the mean of its divisors is an integer number (4394529).
Almost surely, 274321485 is an apocalyptic number.
It is an amenable number.
74321485 is a deficient number, since it is larger than the sum of its proper divisors (31147211).
74321485 is a wasteful number, since it uses less digits than its factorization.
74321485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5053 (or 5046 counting only the distinct ones).
The product of its digits is 26880, while the sum is 34.
The square root of 74321485 is about 8620.9909523210. The cubic root of 74321485 is about 420.4407410356.
The spelling of 74321485 in words is "seventy-four million, three hundred twenty-one thousand, four hundred eighty-five".
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