Base | Representation |
---|---|
bin | 100010100010011100… |
… | …0111100100111010001 |
3 | 21002110001100201110102 |
4 | 1011010320330213101 |
5 | 2203400034114212 |
6 | 54023501142145 |
7 | 5234002331240 |
oct | 1050470744721 |
9 | 232401321412 |
10 | 74170223057 |
11 | 29501180407 |
12 | 1245b55a955 |
13 | 6cc03c8a68 |
14 | 38387da957 |
15 | 1de17ac5c2 |
hex | 1144e3c9d1 |
74170223057 has 16 divisors (see below), whose sum is σ = 85866332160. Its totient is φ = 62749718928.
The previous prime is 74170223011. The next prime is 74170223081. The reversal of 74170223057 is 75032207147.
It is a cyclic number.
It is not a de Polignac number, because 74170223057 - 212 = 74170218961 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 74170223057.
It is not an unprimeable number, because it can be changed into a prime (74170223957) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1864388 + ... + 1903754.
It is an arithmetic number, because the mean of its divisors is an integer number (5366645760).
Almost surely, 274170223057 is an apocalyptic number.
It is an amenable number.
74170223057 is a deficient number, since it is larger than the sum of its proper divisors (11696109103).
74170223057 is a wasteful number, since it uses less digits than its factorization.
74170223057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42860.
The product of its (nonzero) digits is 82320, while the sum is 38.
The spelling of 74170223057 in words is "seventy-four billion, one hundred seventy million, two hundred twenty-three thousand, fifty-seven".
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