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137404800 = 27325213367
BaseRepresentation
bin10000011000010…
…10000110000000
3100120112212221200
420030022012000
5240133423200
621345021200
73255631041
oct1014120600
9316485850
10137404800
117061a295
123a024800
132260c020
141436a8c8
15c0e2800
hex830a180

137404800 has 288 divisors, whose sum is σ = 529445280. Its totient is φ = 33730560.

The previous prime is 137404763. The next prime is 137404801. The reversal of 137404800 is 8404731.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137404801) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 374217 + ... + 374583.

Almost surely, 2137404800 is an apocalyptic number.

137404800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137404800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264722640).

137404800 is an abundant number, since it is smaller than the sum of its proper divisors (392040480).

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

137404800 is a wasteful number, since it uses less digits than its factorization.

137404800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 137404800 is about 11721.9793550407. The cubic root of 137404800 is about 516.0209113573.

The spelling of 137404800 in words is "one hundred thirty-seven million, four hundred four thousand, eight hundred".