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137309828971 = 7171153864109
BaseRepresentation
bin111111111100001001…
…1011011011101101011
3111010102100200000212011
41333320103123131223
54222202304011341
6143025042100351
712630444201040
oct1777023333553
9433370600764
10137309828971
11532619008a7
122274094a6b7
13cc4343a313
1469082371c7
15388997db81
hex1ff84db76b

137309828971 has 8 divisors (see below), whose sum is σ = 166156431840. Its totient is φ = 110770954368.

The previous prime is 137309828933. The next prime is 137309829029. The reversal of 137309828971 is 179828903731.

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 137309828971 - 211 = 137309826923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137309828671) 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, 576931936 + ... + 576932173.

It is an arithmetic number, because the mean of its divisors is an integer number (20769553980).

Almost surely, 2137309828971 is an apocalyptic number.

137309828971 is a deficient number, since it is larger than the sum of its proper divisors (28846602869).

137309828971 is a wasteful number, since it uses less digits than its factorization.

137309828971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153864133.

The product of its (nonzero) digits is 4572288, while the sum is 58.

The spelling of 137309828971 in words is "one hundred thirty-seven billion, three hundred nine million, eight hundred twenty-eight thousand, nine hundred seventy-one".

Divisors: 1 7 17 119 1153864109 8077048763 19615689853 137309828971