Base | Representation |
---|---|
bin | 10011100011011… |
… | …101000001100111 |
3 | 211212022020010120 |
4 | 103203131001213 |
5 | 1132440423111 |
6 | 52315253023 |
7 | 11062321104 |
oct | 2343350147 |
9 | 755266116 |
10 | 328061031 |
11 | 159200121 |
12 | 91a4a173 |
13 | 52c7436c |
14 | 317d9aab |
15 | 1dc03406 |
hex | 138dd067 |
328061031 has 8 divisors (see below), whose sum is σ = 442329840. Its totient is φ = 216249792.
The previous prime is 328061023. The next prime is 328061033. The reversal of 328061031 is 130160823.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 328061031 - 23 = 328061023 is a prime.
It is a super-2 number, since 2×3280610312 = 215248080121565922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 328060992 and 328061010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (328061033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614080 + ... + 614613.
It is an arithmetic number, because the mean of its divisors is an integer number (55291230).
Almost surely, 2328061031 is an apocalyptic number.
328061031 is a deficient number, since it is larger than the sum of its proper divisors (114268809).
328061031 is a wasteful number, since it uses less digits than its factorization.
328061031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1228785.
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 328061031 is about 18112.4551345200. The cubic root of 328061031 is about 689.6862194373.
It can be divided in two parts, 3280610 and 31, that added together give a triangular number (3280641 = T2561).
The spelling of 328061031 in words is "three hundred twenty-eight million, sixty-one thousand, thirty-one".
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