Base | Representation |
---|---|
bin | 10000111010100000001001… |
… | …000110011110011001001011 |
3 | 100202101111222100120211101221 |
4 | 100322200021012132121023 |
5 | 34222242120440242034 |
6 | 422113454543022511 |
7 | 21445266266214145 |
oct | 2072401106363113 |
9 | 322344870524357 |
10 | 74388986259019 |
11 | 21780212476513 |
12 | 8415100b9aa37 |
13 | 3267b0b414873 |
14 | 145263631bc95 |
15 | 8900654e3bb4 |
hex | 43a80919e64b |
74388986259019 has 2 divisors, whose sum is σ = 74388986259020. Its totient is φ = 74388986259018.
The previous prime is 74388986259013. The next prime is 74388986259041. The reversal of 74388986259019 is 91095268988347.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 74388986259019 - 225 = 74388952704587 is a prime.
It is a super-2 number, since 2×743889862590192 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 74388986259019.
It is not a weakly prime, because it can be changed into another prime (74388986259013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37194493129509 + 37194493129510.
It is an arithmetic number, because the mean of its divisors is an integer number (37194493129510).
It is a 1-persistent number, because it is pandigital, but 2⋅74388986259019 = 148777972518038 is not.
Almost surely, 274388986259019 is an apocalyptic number.
74388986259019 is a deficient number, since it is larger than the sum of its proper divisors (1).
74388986259019 is an equidigital number, since it uses as much as digits as its factorization.
74388986259019 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1881169920, while the sum is 79.
The spelling of 74388986259019 in words is "seventy-four trillion, three hundred eighty-eight billion, nine hundred eighty-six million, two hundred fifty-nine thousand, nineteen".
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