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103631053 = 106197673
BaseRepresentation
bin1100010110101…
…00100011001101
321020000000002011
412023110203031
5203012143203
614141101221
72365564231
oct613244315
9236000064
10103631053
11535515a9
122a857811
1318615466
14da985c1
15917076d
hex62d48cd

103631053 has 4 divisors (see below), whose sum is σ = 103729788. Its totient is φ = 103532320.

The previous prime is 103631051. The next prime is 103631069. The reversal of 103631053 is 350136301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350136301 = 1720596253.

It can be written as a sum of positive squares in 2 ways, for example, as 81324324 + 22306729 = 9018^2 + 4723^2 .

It is a cyclic number.

It is not a de Polignac number, because 103631053 - 21 = 103631051 is a prime.

It is a super-3 number, since 3×1036310533 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103631051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47776 + ... + 49897.

It is an arithmetic number, because the mean of its divisors is an integer number (25932447).

Almost surely, 2103631053 is an apocalyptic number.

It is an amenable number.

103631053 is a deficient number, since it is larger than the sum of its proper divisors (98735).

103631053 is an equidigital number, since it uses as much as digits as its factorization.

103631053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98734.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 103631053 is about 10179.9338406495. The cubic root of 103631053 is about 469.7101774384.

Adding to 103631053 its reverse (350136301), we get a palindrome (453767354).

The spelling of 103631053 in words is "one hundred three million, six hundred thirty-one thousand, fifty-three".

Divisors: 1 1061 97673 103631053