Base | Representation |
---|---|
bin | 100100011100110000… |
… | …111000000010010001 |
3 | 10202000112200211100021 |
4 | 210130300320002101 |
5 | 1120123120431040 |
6 | 25551315423441 |
7 | 2553600251365 |
oct | 443460700221 |
9 | 122015624307 |
10 | 39137280145 |
11 | 15663a79927 |
12 | 7702bb4b81 |
13 | 38c940c742 |
14 | 1c73b972a5 |
15 | 1040dc124a |
hex | 91cc38091 |
39137280145 has 8 divisors (see below), whose sum is σ = 46973624256. Its totient is φ = 31303898736.
The previous prime is 39137280139. The next prime is 39137280211. The reversal of 39137280145 is 54108273193.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 39137280145 - 211 = 39137278097 is a prime.
It is a super-2 number, since 2×391372801452 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 711507 + ... + 764536.
It is an arithmetic number, because the mean of its divisors is an integer number (5871703032).
Almost surely, 239137280145 is an apocalyptic number.
It is an amenable number.
39137280145 is a deficient number, since it is larger than the sum of its proper divisors (7836344111).
39137280145 is a wasteful number, since it uses less digits than its factorization.
39137280145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1481351.
The product of its (nonzero) digits is 181440, while the sum is 43.
The spelling of 39137280145 in words is "thirty-nine billion, one hundred thirty-seven million, two hundred eighty thousand, one hundred forty-five".
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