Base | Representation |
---|---|
bin | 1000110110100… |
… | …10010110011001 |
3 | 12011201220012020 |
4 | 10123102112121 |
5 | 123002340123 |
6 | 11211405053 |
7 | 1561134015 |
oct | 433222631 |
9 | 164656166 |
10 | 74261913 |
11 | 38a12090 |
12 | 20a53789 |
13 | 1250167b |
14 | 9c11545 |
15 | 67bd7e3 |
hex | 46d2599 |
74261913 has 16 divisors (see below), whose sum is σ = 108188352. Its totient is φ = 44936000.
The previous prime is 74261893. The next prime is 74261977. The reversal of 74261913 is 31916247.
It is a cyclic number.
It is not a de Polignac number, because 74261913 - 25 = 74261881 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (74261113) 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 in 15 ways as a sum of consecutive naturals, for example, 25723 + ... + 28463.
It is an arithmetic number, because the mean of its divisors is an integer number (6761772).
Almost surely, 274261913 is an apocalyptic number.
It is an amenable number.
74261913 is a deficient number, since it is larger than the sum of its proper divisors (33926439).
74261913 is a wasteful number, since it uses less digits than its factorization.
74261913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3576.
The product of its digits is 9072, while the sum is 33.
The square root of 74261913 is about 8617.5352044538. The cubic root of 74261913 is about 420.3283769784.
It can be divided in two parts, 7426 and 1913, that added together give a palindrome (9339).
The spelling of 74261913 in words is "seventy-four million, two hundred sixty-one thousand, nine hundred thirteen".
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