Base | Representation |
---|---|
bin | 11101010100100… |
… | …11000111111110 |
3 | 122010211112121000 |
4 | 32222103013332 |
5 | 1000432010111 |
6 | 40223551130 |
7 | 6044463654 |
oct | 1652230776 |
9 | 563745530 |
10 | 245969406 |
11 | 116930501 |
12 | 6a45b4a6 |
13 | 3bc60c37 |
14 | 2494add4 |
15 | 168d9c56 |
hex | ea931fe |
245969406 has 32 divisors (see below), whose sum is σ = 570366720. Its totient is φ = 78424632.
The previous prime is 245969393. The next prime is 245969419. The reversal of 245969406 is 604969542.
It is an interprime number because it is at equal distance from previous prime (245969393) and next prime (245969419).
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 97780 + ... + 100263.
It is an arithmetic number, because the mean of its divisors is an integer number (17823960).
Almost surely, 2245969406 is an apocalyptic number.
245969406 is an abundant number, since it is smaller than the sum of its proper divisors (324397314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245969406 is a wasteful number, since it uses less digits than its factorization.
245969406 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198077 (or 198071 counting only the distinct ones).
The product of its (nonzero) digits is 466560, while the sum is 45.
The square root of 245969406 is about 15683.4118099347. The cubic root of 245969406 is about 626.5566793667.
The spelling of 245969406 in words is "two hundred forty-five million, nine hundred sixty-nine thousand, four hundred six".
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