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135108601 = 1923309173
BaseRepresentation
bin10000000110110…
…01011111111001
3100102020020011021
420003121133321
5234041433401
621223502441
73230255425
oct1003313771
9312206137
10135108601
116a2a1101
12392b7a21
1321cb6b24
1413d2db85
15bcdc2a1
hex80d97f9

135108601 has 8 divisors (see below), whose sum is σ = 148403520. Its totient is φ = 122432112.

The previous prime is 135108541. The next prime is 135108667. The reversal of 135108601 is 106801531.

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 135108601 - 211 = 135106553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135108671) 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, 154150 + ... + 155023.

It is an arithmetic number, because the mean of its divisors is an integer number (18550440).

Almost surely, 2135108601 is an apocalyptic number.

It is an amenable number.

135108601 is a deficient number, since it is larger than the sum of its proper divisors (13294919).

135108601 is a wasteful number, since it uses less digits than its factorization.

135108601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309215.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 135108601 is about 11623.6225420477. The cubic root of 135108601 is about 513.1303064646.

The spelling of 135108601 in words is "one hundred thirty-five million, one hundred eight thousand, six hundred one".

Divisors: 1 19 23 437 309173 5874287 7110979 135108601