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137827007 = 1719426709
BaseRepresentation
bin10000011011100…
…01001010111111
3100121100100002222
420031301022333
5240240431012
621402035555
73262340003
oct1015611277
9317310088
10137827007
117088851a
123a1a8bbb
1322729256
141443a703
15c177972
hex83712bf

137827007 has 8 divisors (see below), whose sum is σ = 153615600. Its totient is φ = 122891904.

The previous prime is 137826959. The next prime is 137827031. The reversal of 137827007 is 700728731.

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

It is a cyclic number.

It is not a de Polignac number, because 137827007 - 226 = 70718143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137827057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213032 + ... + 213677.

It is an arithmetic number, because the mean of its divisors is an integer number (19201950).

Almost surely, 2137827007 is an apocalyptic number.

137827007 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

137827007 is a deficient number, since it is larger than the sum of its proper divisors (15788593).

137827007 is a wasteful number, since it uses less digits than its factorization.

137827007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426745.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 137827007 is about 11739.9747444362. The cubic root of 137827007 is about 516.5489008503.

The spelling of 137827007 in words is "one hundred thirty-seven million, eight hundred twenty-seven thousand, seven".

Divisors: 1 17 19 323 426709 7254053 8107471 137827007