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103063025 = 5213337941
BaseRepresentation
bin1100010010010…
…01110111110001
321011221010220002
412021021313301
5202341004100
614120555345
72361010202
oct611116761
9234833802
10103063025
11531a385a
122a622b55
1318476a50
14d98b5a9
1590ac2d5
hex6249df1

103063025 has 24 divisors (see below), whose sum is σ = 138183864. Its totient is φ = 75801600.

The previous prime is 103063021. The next prime is 103063031. The reversal of 103063025 is 520360301.

It can be written as a sum of positive squares in 12 ways, for example, as 51897616 + 51165409 = 7204^2 + 7153^2 .

It is not a de Polignac number, because 103063025 - 22 = 103063021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103062988 and 103063006.

It is not an unprimeable number, because it can be changed into a prime (103063021) 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, 109055 + ... + 109995.

It is an arithmetic number, because the mean of its divisors is an integer number (5757661).

Almost surely, 2103063025 is an apocalyptic number.

It is an amenable number.

103063025 is a deficient number, since it is larger than the sum of its proper divisors (35120839).

103063025 is a wasteful number, since it uses less digits than its factorization.

103063025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1296 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 103063025 is about 10151.9961091403. The cubic root of 103063025 is about 468.8504045662.

It can be divided in two parts, 10306 and 3025, that added together give a palindrome (13331).

The spelling of 103063025 in words is "one hundred three million, sixty-three thousand, twenty-five".

Divisors: 1 5 13 25 65 325 337 941 1685 4381 4705 8425 12233 21905 23525 61165 109525 305825 317117 1585585 4122521 7927925 20612605 103063025