Base | Representation |
---|---|
bin | 100010101001111010… |
… | …1000001111000111011 |
3 | 21010002111222002221012 |
4 | 1011103311001320323 |
5 | 2204403214314311 |
6 | 54104413104135 |
7 | 5243134552535 |
oct | 1052365017073 |
9 | 233074862835 |
10 | 74420854331 |
11 | 2961a6a539a |
12 | 1250b48804b |
13 | 70302cc8a5 |
14 | 385dbdc855 |
15 | 1e087b878b |
hex | 1153d41e3b |
74420854331 has 2 divisors, whose sum is σ = 74420854332. Its totient is φ = 74420854330.
The previous prime is 74420854309. The next prime is 74420854357. The reversal of 74420854331 is 13345802447.
It is a weak prime.
It is an emirp because it is prime and its reverse (13345802447) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 74420854331 - 222 = 74416660027 is a prime.
It is a super-2 number, since 2×744208543312 (a number of 23 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (74420814331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37210427165 + 37210427166.
It is an arithmetic number, because the mean of its divisors is an integer number (37210427166).
Almost surely, 274420854331 is an apocalyptic number.
74420854331 is a deficient number, since it is larger than the sum of its proper divisors (1).
74420854331 is an equidigital number, since it uses as much as digits as its factorization.
74420854331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 322560, while the sum is 41.
The spelling of 74420854331 in words is "seventy-four billion, four hundred twenty million, eight hundred fifty-four thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •