Base | Representation |
---|---|
bin | 1111101010111… |
… | …00110110101111 |
3 | 100011100110201000 |
4 | 13311130312233 |
5 | 232122433320 |
6 | 21013251343 |
7 | 3154216650 |
oct | 765346657 |
9 | 304313630 |
10 | 131452335 |
11 | 682240a3 |
12 | 38033b53 |
13 | 21306861 |
14 | 1365b527 |
15 | b818c90 |
hex | 7d5cdaf |
131452335 has 64 divisors (see below), whose sum is σ = 269660160. Its totient is φ = 59512320.
The previous prime is 131452327. The next prime is 131452351. The reversal of 131452335 is 533254131.
131452335 is a `hidden beast` number, since 131 + 4 + 523 + 3 + 5 = 666.
It is not a de Polignac number, because 131452335 - 23 = 131452327 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 131452299 and 131452308.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106170 + ... + 107400.
It is an arithmetic number, because the mean of its divisors is an integer number (4213440).
Almost surely, 2131452335 is an apocalyptic number.
131452335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
131452335 is an abundant number, since it is smaller than the sum of its proper divisors (138207825).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131452335 is a wasteful number, since it uses less digits than its factorization.
131452335 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1365 (or 1359 counting only the distinct ones).
The product of its digits is 5400, while the sum is 27.
The square root of 131452335 is about 11465.2664600523. The cubic root of 131452335 is about 508.4591904319.
The spelling of 131452335 in words is "one hundred thirty-one million, four hundred fifty-two thousand, three hundred thirty-five".
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