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106144117 = 731454029
BaseRepresentation
bin1100101001110…
…10000101110101
321101201200100121
412110322011311
5204133102432
614311011541
72426132032
oct624720565
9241650317
10106144117
1154a08712
122b669bb1
1318cb5291
1410150389
1594ba197
hex653a175

106144117 has 4 divisors (see below), whose sum is σ = 107598220. Its totient is φ = 104690016.

The previous prime is 106144111. The next prime is 106144123. The reversal of 106144117 is 711441601.

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

It is an interprime number because it is at equal distance from previous prime (106144111) and next prime (106144123).

It can be written as a sum of positive squares in 2 ways, for example, as 40436881 + 65707236 = 6359^2 + 8106^2 .

It is a cyclic number.

It is not a de Polignac number, because 106144117 - 23 = 106144109 is a prime.

It is a super-2 number, since 2×1061441172 = 22533147147419378, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106144091 and 106144100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106144111) 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, 726942 + ... + 727087.

It is an arithmetic number, because the mean of its divisors is an integer number (26899555).

Almost surely, 2106144117 is an apocalyptic number.

It is an amenable number.

106144117 is a deficient number, since it is larger than the sum of its proper divisors (1454103).

106144117 is an equidigital number, since it uses as much as digits as its factorization.

106144117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454102.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 106144117 is about 10302.6267039042. The cubic root of 106144117 is about 473.4767335907.

Adding to 106144117 its reverse (711441601), we get a palindrome (817585718).

The spelling of 106144117 in words is "one hundred six million, one hundred forty-four thousand, one hundred seventeen".

Divisors: 1 73 1454029 106144117