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161041126 = 2491163993
BaseRepresentation
bin10011001100101…
…00101011100110
3102020000201220011
421212110223212
5312211304001
623551400434
73663553441
oct1146245346
9366021804
10161041126
11829a3644
1245b2311a
132749660c
1417560658
15e210d51
hex9994ae6

161041126 has 8 divisors (see below), whose sum is σ = 242055144. Its totient is φ = 80356080.

The previous prime is 161041121. The next prime is 161041141. The reversal of 161041126 is 621140161.

161041126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 161041097 and 161041106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161041121) 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, 81015 + ... + 82978.

It is an arithmetic number, because the mean of its divisors is an integer number (30256893).

Almost surely, 2161041126 is an apocalyptic number.

161041126 is a deficient number, since it is larger than the sum of its proper divisors (81014018).

161041126 is a wasteful number, since it uses less digits than its factorization.

161041126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164486.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 161041126 is about 12690.1980283997. The cubic root of 161041126 is about 544.0584996021.

Adding to 161041126 its reverse (621140161), we get a palindrome (782181287).

The spelling of 161041126 in words is "one hundred sixty-one million, forty-one thousand, one hundred twenty-six".

Divisors: 1 2 491 982 163993 327986 80520563 161041126