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107206069 = 293696761
BaseRepresentation
bin1100110001111…
…01010110110101
321110201122002011
412120331112311
5204421043234
614345444221
72441144065
oct630752665
9243648064
10107206069
1155573563
122baa0671
1319297759
14103493a5
159629b64
hex663d5b5

107206069 has 4 divisors (see below), whose sum is σ = 110902860. Its totient is φ = 103509280.

The previous prime is 107206051. The next prime is 107206087. The reversal of 107206069 is 960602701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 960602701 = 7549127249.

It is an interprime number because it is at equal distance from previous prime (107206051) and next prime (107206087).

It can be written as a sum of positive squares in 2 ways, for example, as 42081169 + 65124900 = 6487^2 + 8070^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-107206069 is a prime.

It is a super-2 number, since 2×1072060692 = 22986282460865522, 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 107206069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107206019) 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, 1848352 + ... + 1848409.

It is an arithmetic number, because the mean of its divisors is an integer number (27725715).

Almost surely, 2107206069 is an apocalyptic number.

It is an amenable number.

107206069 is a deficient number, since it is larger than the sum of its proper divisors (3696791).

107206069 is an equidigital number, since it uses as much as digits as its factorization.

107206069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696790.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 107206069 is about 10354.0363626945. The cubic root of 107206069 is about 475.0505120798.

The spelling of 107206069 in words is "one hundred seven million, two hundred six thousand, sixty-nine".

Divisors: 1 29 3696761 107206069