Base | Representation |
---|---|
bin | 1000011101011010110… |
… | …1110000000110000111 |
3 | 111220010201202212210002 |
4 | 2013112231300012013 |
5 | 4340122034112341 |
6 | 150433323551515 |
7 | 13333365433604 |
oct | 2072655600607 |
9 | 456121685702 |
10 | 145336238471 |
11 | 56700577086 |
12 | 2420098b59b |
13 | 10922299058 |
14 | 706a2176ab |
15 | 3ba944429b |
hex | 21d6b70187 |
145336238471 has 16 divisors (see below), whose sum is σ = 156634460160. Its totient is φ = 134417685600.
The previous prime is 145336238461. The next prime is 145336238491. The reversal of 145336238471 is 174832633541.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 145336238471 - 218 = 145335976327 is a prime.
It is a super-3 number, since 3×1453362384713 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (47).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145336238461) 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, 149546 + ... + 559496.
It is an arithmetic number, because the mean of its divisors is an integer number (9789653760).
Almost surely, 2145336238471 is an apocalyptic number.
145336238471 is a deficient number, since it is larger than the sum of its proper divisors (11298221689).
145336238471 is a wasteful number, since it uses less digits than its factorization.
145336238471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 410414.
The product of its digits is 1451520, while the sum is 47.
The spelling of 145336238471 in words is "one hundred forty-five billion, three hundred thirty-six million, two hundred thirty-eight thousand, four hundred seventy-one".
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