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254020829 is a prime number
BaseRepresentation
bin11110010010000…
…00110011011101
3122200222121001212
433021000303131
51010012131304
641112314205
76203066336
oct1711006335
9580877055
10254020829
1112042a677
12710a2965
134081c8aa
1425a4528d
151747a66e
hexf240cdd

254020829 has 2 divisors, whose sum is σ = 254020830. Its totient is φ = 254020828.

The previous prime is 254020771. The next prime is 254020849. The reversal of 254020829 is 928020452.

254020829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149940025 + 104080804 = 12245^2 + 10202^2 .

It is a cyclic number.

It is not a de Polignac number, because 254020829 - 212 = 254016733 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 254020795 and 254020804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254020849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127010414 + 127010415.

It is an arithmetic number, because the mean of its divisors is an integer number (127010415).

Almost surely, 2254020829 is an apocalyptic number.

It is an amenable number.

254020829 is a deficient number, since it is larger than the sum of its proper divisors (1).

254020829 is an equidigital number, since it uses as much as digits as its factorization.

254020829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 254020829 is about 15938.0309009614. The cubic root of 254020829 is about 633.3198637640.

The spelling of 254020829 in words is "two hundred fifty-four million, twenty thousand, eight hundred twenty-nine".