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134143450 = 2527383267
BaseRepresentation
bin1111111111011…
…01110111011010
3100100102012012221
413333231313122
5233320042300
621151054254
73216125530
oct777556732
9310365187
10134143450
11697a1a61
1238b1138a
1321a3972c
1413b5c150
15bb9b31a
hex7feddda

134143450 has 24 divisors (see below), whose sum is σ = 285151392. Its totient is φ = 45991920.

The previous prime is 134143441. The next prime is 134143483. The reversal of 134143450 is 54341431.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 191284 + ... + 191983.

It is an arithmetic number, because the mean of its divisors is an integer number (11881308).

Almost surely, 2134143450 is an apocalyptic number.

134143450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134143450 is an abundant number, since it is smaller than the sum of its proper divisors (151007942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134143450 is a wasteful number, since it uses less digits than its factorization.

134143450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383286 (or 383281 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 134143450 is about 11582.0313416948. The cubic root of 134143450 is about 511.9055332103.

Adding to 134143450 its reverse (54341431), we get a palindrome (188484881).

The spelling of 134143450 in words is "one hundred thirty-four million, one hundred forty-three thousand, four hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 383267 766534 1916335 2682869 3832670 5365738 9581675 13414345 19163350 26828690 67071725 134143450