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BaseRepresentation
bin11101111000001010111
31211201222102
43233001113
5222312111
632552315
711215214
oct3570127
91751872
10979031
11609619
123b269b
13283811
141b6b0b
1514513b
hexef057

979031 has 2 divisors, whose sum is σ = 979032. Its totient is φ = 979030.

The previous prime is 979009. The next prime is 979037. The reversal of 979031 is 130979.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 979031 - 210 = 978007 is a prime.

It is a super-2 number, since 2×9790312 = 1917003397922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 978985 and 979003.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 979031.

It is not a weakly prime, because it can be changed into another prime (979037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489515 + 489516.

It is an arithmetic number, because the mean of its divisors is an integer number (489516).

2979031 is an apocalyptic number.

979031 is the 443-rd centered decagonal number.

979031 is a deficient number, since it is larger than the sum of its proper divisors (1).

979031 is an equidigital number, since it uses as much as digits as its factorization.

979031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 979031 is about 989.4599537121. The cubic root of 979031 is about 99.2960900674.

The spelling of 979031 in words is "nine hundred seventy-nine thousand, thirty-one".