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129341206 = 2101640303
BaseRepresentation
bin1111011010110…
…01011100010110
3100000101012210001
413231121130112
5231102404311
620500121514
73130245031
oct755313426
9300335701
10129341206
1167011a65
123739629a
1320a47977
141326c018
15b54d4c1
hex7b59716

129341206 has 8 divisors (see below), whose sum is σ = 195933024. Its totient is φ = 64030200.

The previous prime is 129341171. The next prime is 129341221. The reversal of 129341206 is 602143921.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319950 + ... + 320353.

It is an arithmetic number, because the mean of its divisors is an integer number (24491628).

Almost surely, 2129341206 is an apocalyptic number.

129341206 is a deficient number, since it is larger than the sum of its proper divisors (66591818).

129341206 is a wasteful number, since it uses less digits than its factorization.

129341206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640406.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 129341206 is about 11372.8275288074. The cubic root of 129341206 is about 505.7225301015.

The spelling of 129341206 in words is "one hundred twenty-nine million, three hundred forty-one thousand, two hundred six".

Divisors: 1 2 101 202 640303 1280606 64670603 129341206