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103025869 is a prime number
BaseRepresentation
bin1100010010000…
…00110011001101
321011212020220221
412021000303031
5202333311434
614120111341
72360463652
oct611006315
9234766827
10103025869
1153178951
122a605551
1318462b6b
14d97bc29
1590a12b4
hex6240ccd

103025869 has 2 divisors, whose sum is σ = 103025870. Its totient is φ = 103025868.

The previous prime is 103025821. The next prime is 103025887. The reversal of 103025869 is 968520301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91431844 + 11594025 = 9562^2 + 3405^2 .

It is a cyclic number.

It is not a de Polignac number, because 103025869 - 221 = 100928717 is a prime.

It is a super-2 number, since 2×1030258692 = 21228659366410322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103025569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51512934 + 51512935.

It is an arithmetic number, because the mean of its divisors is an integer number (51512935).

Almost surely, 2103025869 is an apocalyptic number.

It is an amenable number.

103025869 is a deficient number, since it is larger than the sum of its proper divisors (1).

103025869 is an equidigital number, since it uses as much as digits as its factorization.

103025869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 103025869 is about 10150.1659592344. The cubic root of 103025869 is about 468.7940549053.

Subtracting from 103025869 its sum of digits (34), we obtain a triangular number (103025835 = T14354).

The spelling of 103025869 in words is "one hundred three million, twenty-five thousand, eight hundred sixty-nine".