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138335343 = 3431072367
BaseRepresentation
bin10000011111011…
…01010001101111
3100122022011102020
420033231101233
5240403212333
621421001223
73266555016
oct1017552157
9318264366
10138335343
11710a5433
123a3b3213
1322876743
141452da7d
15c2283b3
hex83ed46f

138335343 has 8 divisors (see below), whose sum is σ = 188736768. Its totient is φ = 90078744.

The previous prime is 138335321. The next prime is 138335347. The reversal of 138335343 is 343533831.

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

It is not a de Polignac number, because 138335343 - 25 = 138335311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138335347) 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, 536055 + ... + 536312.

It is an arithmetic number, because the mean of its divisors is an integer number (23592096).

Almost surely, 2138335343 is an apocalyptic number.

138335343 is a deficient number, since it is larger than the sum of its proper divisors (50401425).

138335343 is a wasteful number, since it uses less digits than its factorization.

138335343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072413.

The product of its digits is 38880, while the sum is 33.

The square root of 138335343 is about 11761.6046099161. The cubic root of 138335343 is about 517.1831699719.

The spelling of 138335343 in words is "one hundred thirty-eight million, three hundred thirty-five thousand, three hundred forty-three".

Divisors: 1 3 43 129 1072367 3217101 46111781 138335343