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116144461 = 1109104729
BaseRepresentation
bin1101110110000…
…11100101001101
322002112202020201
412323003211031
5214213110321
615305213501
72610132406
oct673034515
9262482221
10116144461
115a619064
1232a91291
131b0a7044
14115d49ad
15a2e3291
hex6ec394d

116144461 has 4 divisors (see below), whose sum is σ = 116250300. Its totient is φ = 116038624.

The previous prime is 116144429. The next prime is 116144467. The reversal of 116144461 is 164441611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 164441611 = 414010771.

It can be written as a sum of positive squares in 2 ways, for example, as 58293225 + 57851236 = 7635^2 + 7606^2 .

It is a cyclic number.

It is not a de Polignac number, because 116144461 - 25 = 116144429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116144467) 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, 51256 + ... + 53473.

It is an arithmetic number, because the mean of its divisors is an integer number (29062575).

Almost surely, 2116144461 is an apocalyptic number.

It is an amenable number.

116144461 is a deficient number, since it is larger than the sum of its proper divisors (105839).

116144461 is a wasteful number, since it uses less digits than its factorization.

116144461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105838.

The product of its digits is 2304, while the sum is 28.

The square root of 116144461 is about 10777.0339611602. The cubic root of 116144461 is about 487.9022650394.

The spelling of 116144461 in words is "one hundred sixteen million, one hundred forty-four thousand, four hundred sixty-one".

Divisors: 1 1109 104729 116144461