Base | Representation |
---|---|
bin | 1000001111111… |
… | …11010010111110 |
3 | 11211012212212001 |
4 | 10013333102332 |
5 | 120204000014 |
6 | 10511132514 |
7 | 1500134260 |
oct | 407772276 |
9 | 154185761 |
10 | 69203134 |
11 | 36077380 |
12 | 1b21413a |
13 | 1144cc00 |
14 | 9295b30 |
15 | 611e974 |
hex | 41ff4be |
69203134 has 48 divisors (see below), whose sum is σ = 140192640. Its totient is φ = 24878880.
The previous prime is 69203093. The next prime is 69203137. The reversal of 69203134 is 43130296.
It is a zygodrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69203137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24697 + ... + 27355.
It is an arithmetic number, because the mean of its divisors is an integer number (2920680).
Almost surely, 269203134 is an apocalyptic number.
69203134 is an abundant number, since it is smaller than the sum of its proper divisors (70989506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69203134 is a wasteful number, since it uses less digits than its factorization.
69203134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2705 (or 2692 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 28.
The square root of 69203134 is about 8318.8421069281. The cubic root of 69203134 is about 410.5586950095.
It can be divided in two parts, 69 and 203134, that added together give a triangular number (203203 = T637).
The spelling of 69203134 in words is "sixty-nine million, two hundred three thousand, one hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •