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203152135 = 5199204173
BaseRepresentation
bin11000001101111…
…01101100000111
3112011021012100011
430012331230013
5404001332020
632054131051
75014523164
oct1406755407
9464235304
10203152135
11a474622a
1258050a87
133311bc84
141cda306b
1512c7d35a
hexc1bdb07

203152135 has 8 divisors (see below), whose sum is σ = 245008800. Its totient is φ = 161704224.

The previous prime is 203152133. The next prime is 203152139. The reversal of 203152135 is 531251302.

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 203152135 - 21 = 203152133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203152133) 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, 101092 + ... + 103081.

It is an arithmetic number, because the mean of its divisors is an integer number (30626100).

Almost surely, 2203152135 is an apocalyptic number.

203152135 is a deficient number, since it is larger than the sum of its proper divisors (41856665).

203152135 is a wasteful number, since it uses less digits than its factorization.

203152135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204377.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 203152135 is about 14253.1447407230. The cubic root of 203152135 is about 587.8598465459.

The spelling of 203152135 in words is "two hundred three million, one hundred fifty-two thousand, one hundred thirty-five".

Divisors: 1 5 199 995 204173 1020865 40630427 203152135