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103350985 = 520670197
BaseRepresentation
bin1100010100100…
…00001011001001
321012110202220021
412022100023021
5202424212420
614131100441
72363316553
oct612201311
9235422807
10103350985
1153380141
122a741721
1318547b3a
14da244d3
1591177aa
hex62902c9

103350985 has 4 divisors (see below), whose sum is σ = 124021188. Its totient is φ = 82680784.

The previous prime is 103350913. The next prime is 103350997. The reversal of 103350985 is 589053301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 589053301 = 1117527353.

It can be written as a sum of positive squares in 2 ways, for example, as 31236921 + 72114064 = 5589^2 + 8492^2 .

It is a cyclic number.

It is not a de Polignac number, because 103350985 - 211 = 103348937 is a prime.

It is a super-2 number, since 2×1033509852 = 21362852200940450, which contains 22 as substring.

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 103350985.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10335094 + ... + 10335103.

It is an arithmetic number, because the mean of its divisors is an integer number (31005297).

Almost surely, 2103350985 is an apocalyptic number.

It is an amenable number.

103350985 is a deficient number, since it is larger than the sum of its proper divisors (20670203).

103350985 is an equidigital number, since it uses as much as digits as its factorization.

103350985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20670202.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 103350985 is about 10166.1686490044. The cubic root of 103350985 is about 469.2866574223.

The spelling of 103350985 in words is "one hundred three million, three hundred fifty thousand, nine hundred eighty-five".

Divisors: 1 5 20670197 103350985