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136829806 = 2232974561
BaseRepresentation
bin10000010011111…
…01101101101110
3100112110200012121
420021331231232
5240012023211
621324423154
73251014501
oct1011755556
9315420177
10136829806
1170267293
12399a7aba
132246a3a9
141425b138
15c02c271
hex827db6e

136829806 has 8 divisors (see below), whose sum is σ = 214168464. Its totient is φ = 65440320.

The previous prime is 136829789. The next prime is 136829807. The reversal of 136829806 is 608928631.

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 (136829807) 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, 1487235 + ... + 1487326.

It is an arithmetic number, because the mean of its divisors is an integer number (26771058).

Almost surely, 2136829806 is an apocalyptic number.

136829806 is a deficient number, since it is larger than the sum of its proper divisors (77338658).

136829806 is a wasteful number, since it uses less digits than its factorization.

136829806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974586.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 136829806 is about 11697.4273239888. The cubic root of 136829806 is about 515.3001122555.

The spelling of 136829806 in words is "one hundred thirty-six million, eight hundred twenty-nine thousand, eight hundred six".

Divisors: 1 2 23 46 2974561 5949122 68414903 136829806