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136929 = 3133511
BaseRepresentation
bin100001011011100001
320221211110
4201123201
513340204
62533533
71110132
oct413341
9227743
10136929
1193971
12672a9
134a430
1437c89
152a889
hex216e1

136929 has 8 divisors (see below), whose sum is σ = 196672. Its totient is φ = 84240.

The previous prime is 136897. The next prime is 136943. The reversal of 136929 is 929631.

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

It is a Wieferich number.

It is not a de Polignac number, because 136929 - 25 = 136897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136896 and 136905.

It is not an unprimeable number, because it can be changed into a prime (136949) 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, 1717 + ... + 1794.

It is an arithmetic number, because the mean of its divisors is an integer number (24584).

2136929 is an apocalyptic number.

It is an amenable number.

136929 is a deficient number, since it is larger than the sum of its proper divisors (59743).

136929 is a wasteful number, since it uses less digits than its factorization.

136929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3527.

The product of its digits is 2916, while the sum is 30.

The square root of 136929 is about 370.0391871140. The cubic root of 136929 is about 51.5424603485.

The spelling of 136929 in words is "one hundred thirty-six thousand, nine hundred twenty-nine".

Divisors: 1 3 13 39 3511 10533 45643 136929