Base | Representation |
---|---|
bin | 1000110110011… |
… | …10001100100001 |
3 | 12011201000212000 |
4 | 10123032030201 |
5 | 123001314042 |
6 | 11211154213 |
7 | 1561033266 |
oct | 433161441 |
9 | 164630760 |
10 | 74244897 |
11 | 38a00321 |
12 | 20a45969 |
13 | 124c69bc |
14 | 9c0926d |
15 | 67b874c |
hex | 46ce321 |
74244897 has 16 divisors (see below), whose sum is σ = 114775680. Its totient is φ = 47344176.
The previous prime is 74244893. The next prime is 74244923. The reversal of 74244897 is 79844247.
It is not a de Polignac number, because 74244897 - 22 = 74244893 is a prime.
It is not an unprimeable number, because it can be changed into a prime (74244893) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59158 + ... + 60399.
It is an arithmetic number, because the mean of its divisors is an integer number (7173480).
Almost surely, 274244897 is an apocalyptic number.
It is an amenable number.
74244897 is a deficient number, since it is larger than the sum of its proper divisors (40530783).
74244897 is a wasteful number, since it uses less digits than its factorization.
74244897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119589 (or 119583 counting only the distinct ones).
The product of its digits is 451584, while the sum is 45.
The square root of 74244897 is about 8616.5478586264. The cubic root of 74244897 is about 420.2962705516.
It can be divided in two parts, 7424 and 4897, that added together give a palindrome (12321).
The spelling of 74244897 in words is "seventy-four million, two hundred forty-four thousand, eight hundred ninety-seven".
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