Base | Representation |
---|---|
bin | 101000010011001… |
… | …100100111000111 |
3 | 1202010020111200200 |
4 | 220103030213013 |
5 | 2341041333111 |
6 | 151031341543 |
7 | 22516635225 |
oct | 5023144707 |
9 | 1663214620 |
10 | 676121031 |
11 | 31771a813 |
12 | 16a5218b3 |
13 | aa0cb521 |
14 | 65b1db15 |
15 | 3e557256 |
hex | 284cc9c7 |
676121031 has 24 divisors (see below), whose sum is σ = 984293856. Its totient is φ = 447221760.
The previous prime is 676121029. The next prime is 676121077. The reversal of 676121031 is 130121676.
676121031 is a `hidden beast` number, since 6 + 7 + 612 + 10 + 31 = 666.
It is not a de Polignac number, because 676121031 - 21 = 676121029 is a prime.
It is a super-2 number, since 2×6761210312 = 914279297121005922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 676120986 and 676121004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (676121081) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1054471 + ... + 1055111.
It is an arithmetic number, because the mean of its divisors is an integer number (41012244).
Almost surely, 2676121031 is an apocalyptic number.
676121031 is a deficient number, since it is larger than the sum of its proper divisors (308172825).
676121031 is a wasteful number, since it uses less digits than its factorization.
676121031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1383 (or 1380 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 676121031 is about 26002.3274150604. The cubic root of 676121031 is about 877.6906698435.
The spelling of 676121031 in words is "six hundred seventy-six million, one hundred twenty-one thousand, thirty-one".
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