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108703061 = 137793453
BaseRepresentation
bin1100111101010…
…10110101010101
321120112200120022
412132222311111
5210311444221
614441514525
72456650355
oct636526525
9246480508
10108703061
11563a6245
12304a2a45
131969cc4c
1410618b65
1598234ab
hex67aad55

108703061 has 4 divisors (see below), whose sum is σ = 109496652. Its totient is φ = 107909472.

The previous prime is 108703039. The next prime is 108703069. The reversal of 108703061 is 160307801.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27144100 + 81558961 = 5210^2 + 9031^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-108703061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 108703061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108703069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396590 + ... + 396863.

It is an arithmetic number, because the mean of its divisors is an integer number (27374163).

Almost surely, 2108703061 is an apocalyptic number.

It is an amenable number.

108703061 is a deficient number, since it is larger than the sum of its proper divisors (793591).

108703061 is an equidigital number, since it uses as much as digits as its factorization.

108703061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793590.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 108703061 is about 10426.0760116163. The cubic root of 108703061 is about 477.2514514707.

It can be divided in two parts, 10870 and 3061, that added together give a palindrome (13931).

The spelling of 108703061 in words is "one hundred eight million, seven hundred three thousand, sixty-one".

Divisors: 1 137 793453 108703061