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149068 = 2283449
BaseRepresentation
bin100100011001001100
321120111001
4210121030
514232233
63110044
71160413
oct443114
9246431
10149068
11a1aa7
1272324
1352b0a
143c47a
152e27d
hex2464c

149068 has 12 divisors (see below), whose sum is σ = 264600. Its totient is φ = 73472.

The previous prime is 149059. The next prime is 149069. The reversal of 149068 is 860941.

It is not an unprimeable number, because it can be changed into a prime (149069) by changing a digit.

149068 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108 + ... + 556.

It is an arithmetic number, because the mean of its divisors is an integer number (22050).

2149068 is an apocalyptic number.

It is an amenable number.

149068 is a deficient number, since it is larger than the sum of its proper divisors (115532).

149068 is a wasteful number, since it uses less digits than its factorization.

149068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 149068 is about 386.0932529843. The cubic root of 149068 is about 53.0226555569.

The spelling of 149068 in words is "one hundred forty-nine thousand, sixty-eight".

Divisors: 1 2 4 83 166 332 449 898 1796 37267 74534 149068