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137071384 = 23373111489
BaseRepresentation
bin10000010101110…
…00101100011000
3100112220221120221
420022320230120
5240042241014
621333525424
73253042012
oct1012705430
9315827527
10137071384
117041183a
1239aa3874
1322523338
14142c11b2
15c078b24
hex82b8b18

137071384 has 32 divisors (see below), whose sum is σ = 264981600. Its totient is φ = 66424320.

The previous prime is 137071369. The next prime is 137071397. The reversal of 137071384 is 483170731.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91312 + ... + 92800.

It is an arithmetic number, because the mean of its divisors is an integer number (8280675).

Almost surely, 2137071384 is an apocalyptic number.

It is an amenable number.

137071384 is a deficient number, since it is larger than the sum of its proper divisors (127910216).

137071384 is a wasteful number, since it uses less digits than its factorization.

137071384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843 (or 1839 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 137071384 is about 11707.7488869552. The cubic root of 137071384 is about 515.6031943224.

The spelling of 137071384 in words is "one hundred thirty-seven million, seventy-one thousand, three hundred eighty-four".

Divisors: 1 2 4 8 37 74 148 296 311 622 1244 1489 2488 2978 5956 11507 11912 23014 46028 55093 92056 110186 220372 440744 463079 926158 1852316 3704632 17133923 34267846 68535692 137071384