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103255525 = 524130221
BaseRepresentation
bin1100010011110…
…00110111100101
321012021220221201
412021320313211
5202413134100
614125042501
72362441342
oct611706745
9235256851
10103255525
115331544a
122a6b6431
1318513559
14d9db7c9
1590e936a
hex6278de5

103255525 has 6 divisors (see below), whose sum is σ = 128036882. Its totient is φ = 82604400.

The previous prime is 103255517. The next prime is 103255531. The reversal of 103255525 is 525552301.

It can be written as a sum of positive squares in 3 ways, for example, as 9604 + 103245921 = 98^2 + 10161^2 .

It is not a de Polignac number, because 103255525 - 23 = 103255517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103255493 and 103255502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2065086 + ... + 2065135.

Almost surely, 2103255525 is an apocalyptic number.

It is an amenable number.

103255525 is a deficient number, since it is larger than the sum of its proper divisors (24781357).

103255525 is an equidigital number, since it uses as much as digits as its factorization.

103255525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130231 (or 4130226 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 103255525 is about 10161.4725802907. The cubic root of 103255525 is about 469.1421275823.

The spelling of 103255525 in words is "one hundred three million, two hundred fifty-five thousand, five hundred twenty-five".

Divisors: 1 5 25 4130221 20651105 103255525