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137983606 = 2307224729
BaseRepresentation
bin10000011100101…
…11011001110110
3100121122021220221
420032113121312
5240310433411
621405244554
73263561365
oct1016273166
9317567827
10137983606
1170985142
123a26375a
1322782607
141447b7dc
15c1a9071
hex8397676

137983606 has 8 divisors (see below), whose sum is σ = 207650520. Its totient is φ = 68766768.

The previous prime is 137983597. The next prime is 137983607. The reversal of 137983606 is 606389731.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137983607) 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, 111751 + ... + 112978.

It is an arithmetic number, because the mean of its divisors is an integer number (25956315).

Almost surely, 2137983606 is an apocalyptic number.

137983606 is a deficient number, since it is larger than the sum of its proper divisors (69666914).

137983606 is a wasteful number, since it uses less digits than its factorization.

137983606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225038.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 137983606 is about 11746.6423287678. The cubic root of 137983606 is about 516.7444610342.

The spelling of 137983606 in words is "one hundred thirty-seven million, nine hundred eighty-three thousand, six hundred six".

Divisors: 1 2 307 614 224729 449458 68991803 137983606