Base | Representation |
---|---|
bin | 1101111000000001100… |
… | …1111101000010111001 |
3 | 211210021221022002201221 |
4 | 3132000121331002321 |
5 | 12401144114113234 |
6 | 301301544512041 |
7 | 23136134135533 |
oct | 3360031750271 |
9 | 753257262657 |
10 | 238377488569 |
11 | 92105972400 |
12 | 3a24817b621 |
13 | 1962c1b63ac |
14 | b774db8853 |
15 | 63027b1eb4 |
hex | 378067d0b9 |
238377488569 has 12 divisors (see below), whose sum is σ = 262142515348. Its totient is φ = 216604016640.
The previous prime is 238377488563. The next prime is 238377488611. The reversal of 238377488569 is 965884773832.
238377488569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 27618451344 + 210759037225 = 166188^2 + 459085^2 .
It is not a de Polignac number, because 238377488569 - 219 = 238376964281 is a prime.
It is a super-2 number, since 2×2383774885692 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 238377488498 and 238377488507.
It is not an unprimeable number, because it can be changed into a prime (238377488563) 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 in 11 ways as a sum of consecutive naturals, for example, 210504 + ... + 721849.
Almost surely, 2238377488569 is an apocalyptic number.
It is an amenable number.
238377488569 is a deficient number, since it is larger than the sum of its proper divisors (23765026779).
238377488569 is a wasteful number, since it uses less digits than its factorization.
238377488569 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 934488 (or 934477 counting only the distinct ones).
The product of its digits is 487710720, while the sum is 70.
The spelling of 238377488569 in words is "two hundred thirty-eight billion, three hundred seventy-seven million, four hundred eighty-eight thousand, five hundred sixty-nine".
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